英文范例
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英文书信范例300封英文回答:Dear [Recipient's Name],。
I hope this letter finds you well. I wanted to take a moment to write to you and share some thoughts and experiences I have had recently.Firstly, I wanted to tell you about a recent trip Itook to Japan. It was an incredible experience! The culture, the food, and the people were all so fascinating. One ofthe things that stood out to me the most was the concept of "omotenashi," which means wholehearted hospitality. Everywhere I went, I was greeted with such warmth and kindness. It truly made me feel welcome and at home.Another interesting thing I learned while in Japan was the importance of "saving face." This concept is deeply ingrained in their culture and refers to the idea ofpreserving one's dignity and reputation. It was interesting to see how people went to great lengths to avoid causing embarrassment or shame to themselves or others. It made me reflect on my own interactions and how I can be more mindful of preserving others' dignity.On a different note, I recently started a new job and have been adjusting to the new environment. It's been a bit challenging, but I'm slowly getting the hang of things. One thing that has helped me is the phrase "fake it till you make it." It means to act confidently even if you don'tfeel it, and eventually, you will become more comfortable and competent. It's been a great reminder to push through any self-doubt and keep striving for success.In addition to my travels and work experiences, I have also been exploring new hobbies. I recently took up painting, and while I'm still a beginner, it has been such a therapeutic and enjoyable activity. It's true what they say, "practice makes perfect," and I can see myself improving with each brushstroke.Overall, life has been full of ups and downs, but I'm grateful for the experiences and lessons they bring. It's important to embrace new opportunities, learn from our mistakes, and always strive to be the best version of ourselves.中文回答:亲爱的[收信人的名字],。
8篇施工单位材料报告范例英文版Sample Construction Material Reports1. Concrete ReportThe concrete report includes details on the type of concrete used, its strength, mix design, and testing results.2. Steel ReportThe steel report provides information on the grade of steel, its quantity, and testing results for quality assurance.3. Brick ReportThe brick report outlines the type of bricks used, their dimensions, and testing results for compressive strength.4. Cement ReportThe cement report includes details on the type of cement used, its quantity, and testing results to ensure quality.5. Wood ReportThe wood report provides information on the type of wood used, its treatment, and testing results for durability.6. Insulation ReportThe insulation report includes details on the type of insulation material used, its thickness, and testing results for thermal resistance.7. Paint ReportThe paint report outlines the type of paint used, its color, application method, and testing results for adhesion and durability.8. Roofing ReportThe roofing report provides information on the type of roofing material used, its installation method, and testing results for water resistance.These sample construction material reports serve as essential documentation for quality control and assurance in construction projects.。
英文花体范例作文下载温馨提示:该文档是我店铺精心编制而成,希望大家下载以后,能够帮助大家解决实际的问题。
文档下载后可定制随意修改,请根据实际需要进行相应的调整和使用,谢谢!并且,本店铺为大家提供各种各样类型的实用资料,如教育随笔、日记赏析、句子摘抄、古诗大全、经典美文、话题作文、工作总结、词语解析、文案摘录、其他资料等等,如想了解不同资料格式和写法,敬请关注!Download tips: This document is carefully compiled by theeditor. I hope that after you download them,they can help yousolve practical problems. The document can be customized andmodified after downloading,please adjust and use it according toactual needs, thank you!In addition, our shop provides you with various types ofpractical materials,such as educational essays, diaryappreciation,sentence excerpts,ancient poems,classic articles,topic composition,work summary,word parsing,copyexcerpts,other materials and so on,want to know different data formats andwriting methods,please pay attention!Paragraph 1: Well, I really love going to the beach. The sand between my toes and the sound of the waves crashing. It's just so peaceful and relaxing.Paragraph 2: Oh, and music! I can't live without music. Different kinds of music can make me feel all sorts of emotions.Paragraph 3: You know what else is great? Reading a good book. Getting lost in a different world for a while.Paragraph 4: And then there's food. Trying different cuisines is such a fun experience. Yum!。
学术报告范例范文英文Academic Report Sample: The Impact of Climate Change on BiodiversityClimate change is one of the most pressing issues of our time, with far-reaching consequences for the environment and human societies. One of the key areas affected by climate change is biodiversity, which refers to the variety of species, ecosystems, and genetic diversity on Earth. In this report, we will explore the various impacts of climate change on biodiversity from multiple perspectives, including the loss of habitats, species extinction, changes in ecosystem functioning, and the potential for adaptation.Firstly, climate change is causing the loss of habitats for many species. Rising global temperatures are altering temperature and precipitation patterns, leading to shiftsin the distribution of ecosystems. As a result, many species are losing their native habitats and are beingforced to migrate or adapt to new environments. For example, polar bears in the Arctic are facing a significant threatas their sea ice habitats melt due to warming temperatures. This loss of habitat not only affects individual speciesbut also disrupts entire ecosystems, as species rely oneach other for survival.Secondly, climate change is driving species extinctionat an alarming rate. The Intergovernmental Panel on Climate Change (IPCC) estimates that up to one million species areat risk of extinction due to climate change. Rising temperatures, changing rainfall patterns, and more frequent extreme weather events are all contributing to this loss of biodiversity. Coral reefs, for instance, are highly vulnerable to rising sea temperatures, which can lead to coral bleaching and eventual death. The loss of these diverse and vibrant ecosystems not only impacts marine species but also affects coastal communities that depend on them for food and livelihoods.Furthermore, climate change is altering ecosystem functioning and disrupting ecological processes. Manyspecies have evolved to have specific relationships with their environment, such as pollinators and flowering plants. However, as temperatures rise, these relationships can become disrupted, leading to a decline in pollination and reduced reproduction for many plant species. This, in turn, affects the availability of food and resources for other species, causing a ripple effect throughout the entire ecosystem. Such disruptions can have cascading impacts onthe stability and resilience of ecosystems, ultimately affecting their ability to provide essential services such as clean water and air.Despite the negative impacts, there is also potentialfor adaptation in the face of climate change. Some species may be able to adapt to changing conditions by evolving new traits or behaviors. For example, certain bird species have been observed shifting their breeding and migrationpatterns in response to changing temperatures. Additionally, conservation efforts can help mitigate the impacts ofclimate change on biodiversity. Protecting and restoring habitats, implementing sustainable land-use practices, and reducing greenhouse gas emissions are all essentialstrategies for preserving biodiversity in a changing climate.In conclusion, climate change poses significant threats to biodiversity from various angles. The loss of habitats, species extinction, changes in ecosystem functioning, and the potential for adaptation all highlight the urgent need for action. It is crucial that we recognize the interconnectedness of all species and ecosystems and work towards sustainable solutions to mitigate the impacts of climate change on biodiversity. By doing so, we can safeguard the incredible diversity of life on Earth and ensure a sustainable future for generations to come.。
圆体英文作文范例I love going to the beach. The feeling of the warm sand between my toes and the sound of the waves crashing against the shore is so relaxing. I could spend hours just lying in the sun and listening to the seagulls overhead.The best thing about summer is all the delicious food.I love having barbecues with my friends and family,grilling up burgers and hot dogs, and enjoying all the fresh fruits and veggies that are in season. And of course, you can't forget about the ice cream – it's the perfect way to cool off on a hot day.I'm a big fan of outdoor concerts. There's something so special about listening to live music under the stars with a bunch of other people who love the same band. It's a great way to spend a summer evening, dancing and singing along to all your favorite songs.One of my favorite summer activities is going on roadtrips. There's nothing like hitting the open road with the windows down and the music turned up. I love exploring new places and seeing all the beautiful scenery along the way. Plus, it's a great way to bond with whoever you're traveling with.I can't get enough of summer fashion. I love wearing flowy dresses, sandals, and big sunglasses. It's the perfect time to experiment with fun colors and patterns, and I always feel so carefree and confident in my summer wardrobe. Plus, who doesn't love a good swimsuit?。
给同学的一封信英文优秀范例如果大家有关系非常好的同学时,可以经常互相写信给对方,顺便当是练习自己的英语写作水平哦~下面是店铺跟大家分享的给同学的信,欢迎大家来阅读学习。
给同学的一封信篇1Dear Robert,I'm glad to receive your letter. Now I will tell you something about my plan for summer vacation after the final exam. Firstly, I will learn to drive. I think driving can be useful. Secondly, I will take some English courses. Thirdly, I will visit some tourist attractions. It must be very exciting. Last, I will do some reading in the vacation. What about you? I hope you can have a pretty vacation.John亲爱的罗伯特:我很高兴收到你的来信。
现在我会告诉你期末考试后我的暑假计划。
首先,我会去学开车。
我觉得学会开车是很有用的。
其次,我会参加一些英语课程。
第三,我会参观一些旅游景点。
肯定很激动人心。
最后,我会在假期中去阅读。
你呢?我希望你能有一个完美的假期。
约翰给同学的一封信篇2Dear Zhang Wei,I’m glad to know that you are coming to my city during the summer vacation.However, I’m afraid there’s some bad news. I’m planning to take part in an international conference to be held in another city during the time of your visit.All the top scientists in my field will show up at the conference. More importantly, I’m lucky enough to havebeen selected to give a speech on behalf of my research team at the Conference. I really can’t miss it.I understand that it’ll be your first time to this city and I’m your only friend here. I’ve asked my roommate to meet you at the airport, and you can stay in my room.He is a very nice person and he will show you around the city. Hope you two will get on well and have a nice holiday!Yours,Li Ming给同学的一封信篇3Dear Friend,亲爱的朋友,How have you been recently? I miss you very much. Do you still remember me?最近过得怎么样?我很想你。
【范文阅读】关于英文的介绍信范文November **, ****To Whom It May Concern:This is to confirm that Mr. Li Dashui has worked as a full-time system analyst in the NY University since Jun 1994(or This letter is to verify that Mr. Li Dashui worked as an chemist from July 1993 to Sept. 1994). Mr. Lis main duties and responsibilities are as follows:Design, develop and install various computer hardware, software and network systems for banks.Determine and analyze the requirements of each system project into related componets solved through the application of computer technology.Write specifications for computer programs, and test and implement programs for network systems and control systems.Supervise computer programmers and other system analysts for paticular system projects.Mr. Li has mainly taken part in the following projects: The first engineering design of city general business computer network system.Upgrading banks system for IBM AS/400 E45 to IBM AS/400 320, IBM AS/400 530.The design development and test of city general business computer network system.The design and development network and database systems for the Golden Credit Card Project.Mr. Li is well experienced with IBM AS/400 system analysis, TCP/IP protocol, SNA protocol and LAN; proficient in RPGIII, VB, C/C++ and DB2, and skilled in UNIX, Informix, Client/Server etc.Mr. Li is a hard-working and talented analyst, and is highly respected member in our company. If you need further information, please feel free to contact me. Sincerely yours, Singature, Zhang JianguoSenior Engineer and Technical Manage Company Name, Address, Tex Fax【范文阅读】关于英文的介绍信范文Dear Miss LIN,In searching for employment opportunities on the Internet, I learned of a job vacancy in the Sales Representative of your company. I believe that my qualifications match the requirements you have listed for the position.I am very organized, I am a self-motivated worker, and enjoy working in GE, especially trough the past three intern experience in this pleasant workplace.With a sound educational background demonstrated and a keen desire to be part of a professional firm, I am submitting my resume and wish to apply for the position referred above. I hold the belief that I will make positive contribution to GE.Thank you for your time and consideration and I anticipate the opportunity to meet with you to further discuss my qualification and your needs.Sincerely,XI Meng【范文阅读】关于英文的介绍信范文Im an earnest person, always full of passion for any work I am assigned to. I have strong adaptability, eager to learn and ready for dedication.Im an open-minded person with an excellent team spirit. I always want to improve myself and can face up to difficulties and challenges with great courage andconfidence. I have a lot of faith in the future. I really hope that I can join yourcompany and contribute to your business success as a competent employee. Igraduated this year from the major of financial management at XX university, with a bachelors degree. During my universitystudy, I passed both Level 4 and Level 6 of the College English Proficiency Test, and obtained a qualification certificate for accounting professionals. In the university, I served as a leader of the Culture and Art Division of the Students Union, anchored several arts and cultural events and parties, and won the honorary tile of Outstanding Students Union Cadre.【范文阅读】关于英文的介绍信范文Dear Mr. Johnson,I take great pleasure in introducing Mary Brown one of my classmates and best friends to you. She is going to pursue her education as a postgraduate in your university after her graduation here. She and I had lived and studied together for four years. No friend deserves so much love and respect as she does. Now that we have finished our study here we had to part with each other.Will you please give her some guidance in regard to the entrance examination? Any information you can provide, as well as your introduction for him to meet the future tutor shall be appreciated very much.Yours truly,Emma【范文阅读】关于英文的介绍信范文Dear David,I heard that you are seeking a house to live in. As it happens, there are some vacant houses in my neighborhood. Now, let me introduce something to you.The neighborhood is located at No. 156, Lianhua Road. It is convenient to go to school because lots of buses pass there. As the renting poster says, you should pay 800 yuan each month for one bedroom. In addition, you will rent the house for one year at least, and the rental should be paid half a year. More importantly, the air here is very fresh and the surroundings are beyond desc rip tion. I’m sure that you will be content with it.Yours,Li Hua【范文阅读】关于英文的介绍信范文Good morning ! it is really my honor to have this opportunity for a interview, i hope i can make a good performance today. im confident that i can succeed. now i will introduce myself briefly i am 26 years old,born in shandong province . i was graduated from qingdao university. my major is electronic.and i got my bachelor degree after my graduation in the year of xxxx. i spend most of my time on study,i have passed cet4/6 . and i haveacquired basic knowledge of my major during my school time.in july xxxx, i begin work for a small private company as a technical support engineer in qingdao city.because im capable of more responsibilities, so i decided to change my job.and in august xxxx,i left qingdao to beijing and worked for a foreign enterprise as a automation software test engineer.because i want to change my working environment, id like to find a job which is more challenging. morover motorola is a global company, so i feel i can gain the most from working in this kind of company ennvironment. that is the reason why i come here to compete for this position. i think im a good team player and im a person of great honesty to others. also i am able to work under great pressure.【范文阅读】关于英文的介绍信范文oct.22,20xxdear general manager,i have attended the electronic products fair held in new york, us, which lastedfor one week.there is another thing that needs mentioning. our customers hope that we mayprovide top-quality after-sales service. sincerely yours, david wang sales manager。
写作1.表示原因1)There are three reasons for this.2)The reasons for this are as follows.3)The reason for this is obvious.4)The reason for this is not far to seek.5)The reason for this is that...
2.表示好处1)It has the following advantages.2)It does us a lot of good.3)It benefits us quite a lot.4)It is beneficial to us.5)It is of great benefit to us.
3.表示坏处1)It has more disadvantages than advantages.2)It does us much harm.3)It is harmfulto us.
4.表示重要、必要、困难、方便、可能1)It is important(necessary,difficult,convenient,possible)for sb.to do sth.2)We think it necessary to do sth.3)It plays an important role in our life.
5.表示措施1)We should take some effective measures.2)We should try our best to overcome(conquer)the difficulties.3)We should do our utmost in doing sth.4)We should solve the problems that we are confronted(faced)with.
英文作文抄写范例I woke up this morning feeling exhausted. I had tossed and turned all night, unable to fall asleep. It was probably because I had too much caffeine before bed. I need to remember to cut back on the coffee in the evenings.The weather outside is absolutely gorgeous today. The sun is shining, the birds are chirping, and there's a gentle breeze in the air. I think I'll go for a long walk and soak up some of that sunshine.I'm really craving some comfort food right now. Maybe I'll make a big pot of spaghetti and meatballs for dinner. There's something so satisfying about a hearty, homemade meal.I've been feeling pretty stressed out lately. I think I need to take some time for self-care and relaxation. A bubble bath and a good book sound like the perfect way to unwind.I've been putting off cleaning my apartment for way too long. It's starting to look like a tornado swept through here. I should probably roll up my sleeves and tackle the mess before it gets any worse.I miss hanging out with my friends. It feels like forever since we've all been able to get together and have a good time. I really need to plan a fun outing soon.I've been meaning to start a new hobby, but I can't seem to settle on one. I've considered painting, knitting, gardening, and so many other things. I need to just pick one and go for it.I've been neglecting my workout routine lately. I need to get back into the habit of exercising regularly. MaybeI'll start with a quick yoga session to ease myself back into it.。
英文cv范例以下是一个英文简历的示例:1.Jane Doe2.123 Main Street3.Anytown,CA 123454.(123)456-78905.******************Summary● A highly motivated and results-oriented Software Engineer with 5+years ofexperience in the technology industry.Proven ability to lead and deliver complex projects on time and within budget.●Strong technical skills in Python,Java,and C++.Experience with a variety ofsoftware development methodologies and tools.●Passionate about using technology to solve real-world problems.ExperienceSoftware EngineerGoogle,Mountain View,CA2017-Present●Developed and maintained software for Google's search engine.●Led a team of engineers in the development of a new search algorithm thatimproved search results by 10%.●Contributed to the development of a new machine learning system that is usedto personalize search results.Software Engineer InternMicrosoft,Redmond,WA2016●Developed software for Microsoft's Windows operating system.●Worked on a team of engineers to improve the performance of the Windowskernel.●Contributed to the development of a new feature that allows users to controltheir computers using voice commands.EducationMaster of Science in Computer ScienceStanford University,Stanford,CA2016Bachelor of Science in Computer ScienceUniversity of California,Berkeley,CA2014Skills●Programming Languages:Python,Java,C++,JavaScript●Software Development Methodologies:Agile,Waterfall●Software Development Tools:Git,Jira,Confluence●Cloud Computing:AWS,Azure●Machine LearningAwards and Honors●Dean's List,Stanford University●President's List,University of California,Berkeley●ACM International Collegiate Programming Contest,2014ReferencesAvailable upon request.此简历包括以下重要部分:1.标题:标题应该简明扼要地概括您的技能和经验。
不同强度混凝土制造的再生骨料对高性能混凝土力学性能的影响 寇世聪,潘智生 (香港理工大学土木及结构工程系,香港,中国)
摘 要:研究了由不同强度的混凝土制造的再生骨料对高性能混凝土力学性能的影响。结果表明:利用30 MPa和45 MPa低强度混凝土制造的再生骨料搅拌的高性能混凝土,其力学性能明显下降;而由80 MPa和100 MPa的高强度混凝土制造的再生骨料搅拌的高性能混凝土,其28 d抗压强度略高于由天然骨料搅拌的高性能混凝土的;再生骨料降低高性能混凝土的弹性模量,但降低量随着制造再生骨料混凝土的强度的增加而减少;28 d后再生骨料高性能混凝土的劈裂强度高于天然骨料高性能混凝土;由80 MPa和100 MPa高强度混凝土制造的再生骨料可以搅拌高性能混凝土。
关键词:高性能混凝土;不同强度再生骨料;力学性能 中图分类号:TU502.4 文献标志码:A 文章编号:0454–5648(2012)01– 网络出版时间: DOI: 网络出版地址:
Effect of Quality of Parent Concrete on the Mechanical Properties of High Performance Recycled Aggregate Concrete
KOU Shicong,POON Chisun (Department of Civil and Structural Engineering, The Hong Kong Polytechnic University, Hung Hom, Hong Kong, China)
Abstract: This paper presents the experimental results of a study on the effect of quality of parent concrete (PC) on the properties of recycled aggregates (RA) that are derived from them, and on the mechanical properties of high performance recycled aggregate concrete (HPC) when the RAs are used to prepare new concretes. The PC with strength grades ranged from 30 to 100 MPa were crushed to the sizes of that of coarse aggregates (<20 mm), and then they were used to replace natural aggregates (crushed granite) at percentages of 0% and 100%, for producing new HPC mixes. The results indicated that the compressive strength of the HPC prepared with RA derived from 30 and 45 MPa PC was lower than that of the designed concrete strength. However, the strength of the HPC prepared with RA derived from 80 and 100 MPa PCs were similar to or slight higher than that of the corresponding natural aggregate concrete. Moreover, for the new concrete prepared with RAs derived from all PC grades, the splitting tensile strength were higher than the control concrete. The results demonstrated that as far as mechanically properties are concerned, PC with higher strength (80 and 100 MPa) can be used to replace 100% natural aggregates for the production of high performance concrete.
Key words: high performance concrete; recycled aggregate; parent concrete strength; mechanical properties.
1 Intruduction It is necessary to effectively reuse construction and demolition (C&D) waste in order to conserve nonrenewable natural aggregate resources and alleviate the pressure on finding new disposal sites to manage the wastes. Recycling and reusing of C&D waste as coarse aggregates for new concrete would facilitate its large-scale utilization. The influences of using recycled coarse aggregates as a replacement of natural aggregates
in normal strength concrete have been documented in many past studies.[1–11] Generally, the use of recycled aggregate increases the drying shrinkage, creep, carbonation rate and water sorptivity and decreases the compressive strength, modulus of elasticity and resistance to freezing and thawing of concrete compared to those of natural aggregate concrete. But with the use of appropriate mix design and mineral admixtures , the drawbacks can be mitigated.
收稿日期:2011–07–28。 修订日期:2011–09–15。 基金项目:新宏基资助项目。 第一作者:寇世聪(1963—),男,博士。 Received date: 2011–07–28. Revised date: 2011–09–15. First author: KOU Shicong (1963–), male, Ph.D.. E-mail: cesckou@polyu.edu.hk
第40卷第1期 2012年1月 硅 酸 盐 学 报 JOURNAL OF THE CHINESE CERAMIC SOCIETY Vol. 40,No. 1 January,2012 寇世聪 等:不同强度混凝土制造的再生骨料对高性能混凝土力学性能的影响 · 2 ·
第40卷第1期
High Performance Concrete (HPC) can be designed to have the desired higher workability, higher mechanical properties and improved durability than those of traditional concrete.[12] Many types of waste materials have been proven to be able to be re-utilized in the manufacturing of normal strength concrete (NC).[13] However, there have only been a few attempts to utilize recycled aggregates for the production of HPC due to the limitations imposed by the inherent defects of recycled aggregates.[14–15] This paper presents the results of a laboratory study on the properties of HPC prepared with recycled aggregates which were originally derived from old (parent) concrete with strength grades ranged from 30 to 100 MPa.
2 Experimental
2.1 Materials 2.1.1 Cement and Fly ash ASTM Type I Portland cement and ASTM Class F low-calcium fly ash were used in the concrete mixtures. The chemical and physical properties of cement and fly ash are given in Table 1 and Table 2, respectively.
Table 1 Chemical compositions of cement and fly ash Materials Composition w/% LI SiO2 Fe2O3 Al2O3 CaO MgO SO3 Cement 2.97 19.61 3.32 7.33 63.15 2.54 2.13 Fly ash 3.90 56.79 5.31 28.21 <3 5.21 0.68