实验报告的英文
Experimental Report in English
Introduction:
In the realm of scientific research and academia, experimental reports play a crucial role in documenting and communicating the findings of various studies. These reports serve as a means to present the objective, methods, results, and conclusions of an experiment in a clear and concise manner. This article aims to explore the structure and key components of an experimental report, highlighting the importance of effective communication in scientific research. Objective:
The objective section of an experimental report outlines the purpose and goal of the study. It provides readers with a clear understanding of what the researchers aimed to achieve through their experiment. This section often starts with a brief background, highlighting the significance of the research topic and the knowledge gap that the study intends to address.
Methods:
The methods section is a crucial part of an experimental report as it details the procedures and materials used in the study. It allows other researchers to replicate the experiment and verify the results. This section should include the experimental design, sample size, data collection methods, and any statistical analyses performed. Clear and concise descriptions are essential to ensure reproducibility and transparency.
Results:
The results section presents the findings of the experiment. It should be organized logically, using tables, graphs, or figures to represent the data collected. The results should be described objectively, avoiding any interpretation or speculation. It is important to include both quantitative and qualitative data, providing a comprehensive overview of the study's outcomes. Discussion:
The discussion section provides an opportunity to interpret and analyze the results obtained. Here, researchers can compare their findings with existing literature, identify patterns or trends, and discuss the implications of their results. It is crucial to relate the findings back to the objective of the study and address any limitations or potential sources of error. This section should also highlight the significance of the research and suggest future directions for further investigation.
Conclusion:
The conclusion section summarizes the main findings of the experiment and reiterates their significance. It should be concise and avoid introducing any new information. This section plays a crucial role in reinforcing the key takeaways of the study and highlighting its contribution to the field of research. References:
In an experimental report, it is essential to provide a list of references to acknowledge the sources of information and studies cited throughout the
document. This section should follow a specific citation style, such as APA or MLA, and include all the necessary details for each reference.
Appendices:
Depending on the complexity of the study, additional information such as raw data, calculations, or supplementary materials may be included in the appendices. These should be clearly labeled and referenced within the main body of the report when necessary.
Conclusion:
In conclusion, an experimental report serves as a vital tool for researchers to communicate their findings and contribute to the scientific community. By adhering to a structured format and including key components such as objectives, methods, results, discussion, and conclusions, researchers can effectively present their work. The clarity and accuracy of the report are crucial for other scientists to understand, replicate, and build upon the findings. Therefore, mastering the art of writing an experimental report is essential for any aspiring researcher.
英语作文,实验报告[5篇材料] 第一篇：英语作文,实验报告 请根据下列内容，写一篇短文，说明整个实验的内容。 实验目的：不打烂鸡蛋取走蛋壳 实验器材：一个玻璃杯，一个小锅，水，一个鸡蛋，醋(vinegar)约250毫升 实验步骤：1.把鸡蛋放在锅中煮十五分钟左右； 2.把煮熟的鸡蛋放到玻璃杯中； 3.往玻璃杯中倒醋，醋要漫过鸡蛋； 4.让鸡蛋仔醋中浸泡24小时。 实验结果：24小时后，鸡蛋壳完全消失。 实验结论：醋中的酸性物质(acid)与蛋壳中的碳酸钙(calcium carbonate)反应生成二氧化碳(carbon dioxide)，蛋壳(shell)消失。 注意：词数：100—120。 写作指导：文章体裁是_______,因此时态可以是_______,全文可以这样分段： 内容及要点信息常用句型及词汇： 实验目的：the aim of the experiment is to…;in order to find out…;we carry out an experiment to…;with the purpose of…;in the hope of 实验器材：you need…;the following things are neededwill be used 实验步骤或方法：cookboil,fill…in,weigh,wait,place,react反应,form；first,first of all,next,second,after that,finally, in the end,at last, for 15minutes,24hours later… 实验结论：from this we can conclude…we can learn from the experiment…we can find out that…the result is…you can seediscover… 连词成句，再用上恰当的过渡词连句成篇：
高中英语作文：实验报告 第一篇：高中英语作文：实验报告 烧水的实验报告英语作文范文一 Water Boiling Aim: 1.To find out / observe the temperature when water is boiling. 2.To find out what happens when water is boiling.Apparatus: a test tube, water, thermometer, Bunsen burner Method: 1.Half-fill the test tube with water. 2.Put the thermometer in the test tube with water. 3.Heat the water in the test tube and watch the reading of the thermometer.Result: When the temperature reaches 100 degrees centigrade, bubbles begin to appear.Conclusion: 1.Water boils when the temperature reaches 100 degrees centigrade. 2.A lot of bubbles appear during the boiling.范文二The aim of the experiment is to observe the temperature when water boils and what happens in water during boiling.T o carry out the experiment, you need the following equipment: a test tube, water, thermometer and Bunsen burner.First, half-fill the test tube with water.Then put the thermometer in it.Finally, heat the water, and observe the number / reading of thermometer.Now you can see that when the temperature reaches 100 degrees centigrade, plenty of bubbles form on the water surface.So we can draw a conclusion: water starts boiling at 100 degrees centigrade;in addition, plenty of bubbles appear during boiling.
实验报告的英文 Experimental Report in English Introduction: In the realm of scientific research and academia, experimental reports play a crucial role in documenting and communicating the findings of various studies. These reports serve as a means to present the objective, methods, results, and conclusions of an experiment in a clear and concise manner. This article aims to explore the structure and key components of an experimental report, highlighting the importance of effective communication in scientific research. Objective: The objective section of an experimental report outlines the purpose and goal of the study. It provides readers with a clear understanding of what the researchers aimed to achieve through their experiment. This section often starts with a brief background, highlighting the significance of the research topic and the knowledge gap that the study intends to address. Methods: The methods section is a crucial part of an experimental report as it details the procedures and materials used in the study. It allows other researchers to replicate the experiment and verify the results. This section should include the experimental design, sample size, data collection methods, and any statistical analyses performed. Clear and concise descriptions are essential to ensure reproducibility and transparency.
英文实验报告的格式和写法 英文实验报告的格式和写法 一份最标准的实验报告的格式： 1. Abstract 2. Introduction 3. Method 4. Results 5. Discussion 6. Conclusion 7. Reference Abstract 摘要摘要，就是整篇文章摘出来的要。 强烈建议整篇文章写完后再写摘要。 把文章每个部分选一些句子出来就可以拼凑成一个abstract了。 一个abstract 的模板： 1 一两句话说明这个实验的主要理论依据，或者实验需要证明的假说。 2 一两句话说一下这个理论或者假说的相关的研究。 3 两三句话描述一下实验 4 两三句话概括一下实验结果 5 一句话说一个结论，解释一下这个实验的意义或结果的重要性 转一个别人的example: Does a child’s focus correlate with barometr ic pressure? if so, does it correlate positively or negatively? Tucker (1999) hypothesized a negative correlation, but this assertion has never been tested. Our team used the MISHA CPT to measure the focus of a group of 150 third-grade students. we divided
the students into three groups of 50 students. one group took the MISHA CPT when barometric pressure was low, another group took it when barometric pressure was neutral, and the final group took it when barometric pressure was high. the results found that children focused significantly better when barometric pressure was low than when barometric pressure was neutral or high. the results suggest that when diagnosing ADHD, practitioners should give the CPT when barometric pressure is neutral. Introduction Introduction以实验目的为开头，解释一下这个实验需要证明的东西。具体实验目的视全篇实验报告长度而定，几段到几页都有的。 实验目的写完后介绍实验基本理论。介绍一下前人或者文献里的相近相关的实验，写一下他们的成果以及不到位的地方。（well, 如果是学校安排的每年都要做的实验就写写类似相关实验的优劣吧），这部分注意写reference。 然后介绍一下实验过程。如果实验用了一些非常见的仪器，也可以在这个部分做一个简要介绍。 再转一篇我认为写得很好的Introduction example Introduction In this lab, we explore the theory of optimal foraging and the theory of central place foraging using beavers as the model animal. Foraging refers to the mammalian behavior associated with searching for food. The optimal foraging theory assumes that animals feed in a way that maximizes their net rate of energy intake per unit time (Pyke et al. 1977). An animal may either maximize its daily energy intake (energy maximizer) or minimize the time spent feeding (time minimizer) in order to meet minimum requirements. Herbivores commonly behave as energy maximizers (Belovsky 1986) and accomplish this maximizing behavior by choosing food that is of high quality and has low-search and low-handling time (Pyke et al. 1977). The central place theory is used to describe animals that collect food and store it in a fixed location in their home range, the central place (Jenkins 1980). The factors
英文版的化学实验报告 英文版的化学实验报告 Introduction: Chemical experiments are an essential part of scientific research and education. They provide valuable insights into various chemical reactions and help us understand the properties and behavior of different substances. In this report, we will discuss the process and findings of a chemical experiment conducted to investigate the reaction between hydrochloric acid and sodium hydroxide. Experimental Procedure: 1. Materials: The materials used in the experiment included hydrochloric acid (HCl), sodium hydroxide (NaOH), distilled water, a burette, a conical flask, a pH meter, and a magnetic stirrer. 2. Preparation: A solution of hydrochloric acid was prepared by diluting a given volume of concentrated hydrochloric acid with distilled water. Similarly, a sodium hydroxide solution was prepared by dissolving a specific amount of sodium hydroxide pellets in distilled water. 3. Setup: The burette was filled with the sodium hydroxide solution, and the conical flask was placed on the magnetic stirrer. The pH meter was calibrated according to the manufacturer's instructions. 4. Titration: The hydrochloric acid solution was slowly added to the conical flask while stirring continuously. The pH meter was used to monitor the change in pH during the titration process. The addition of hydrochloric acid was stopped when
Preparation of Aspirin Purpose of experiment Understand principles and methods of preparation of aspirin Laboratory supplies Acetic anhydride Salicylic acid Strong phosphoric acid Cold water Ice water Distilled water Graduated cylinder Dryer Distillation flasks Alcohol lamp Tripod Asbestos nets Thermometer Rubber plugs Condenser tube Rubber hose Horn tube Erlenmeyer flask Glue applicator Beaker Filter paper Buchner funnel Smoke filter Vacuum pump filter Glass rods Pallet scales Experimental principle and steps Step one : Take 20ml acetic anhydride in the dry distillation of the distillation flask. Take the steam out of 138 °c above the fractions of 6ml and the rest of the collection.As Figure : Phenomena: 136 °c began to slip out of the liquid, to 138 °c will be able to collect the required fraction. Discussion.: New distilled acetic anhydride, as long the acetic anhydride may contain acetic acid, will affect the response. The distillation is not using oil-bath heating, oil-bath heating is designed to control temperature, distillation of acetic anhydride is direct to let its temperature rises. Step two : Take 4 grams of salicylic acid in the Erlenmeyer flask placed in a dry, 6ml new distilled acetic anhydride, and then add 10 drops of concentrated phosphoric acid drops, control heating at 75 ° c water bath for 20 minutes.After this heat, pour the hot water 5ml, full shock, then poured into the 60ml cold water, in the ice water to cool for 15 minutes and see. Phenomena: Water-bath heating finishes, powder reaction of salicylic acid out,
薄层色谱实验报告英文版 Thin Layer Chromatography Experiment Report Introduction: Thin layer chromatography (TLC) is a widely used analytical technique in chemistry for separating and identifying different components of a mixture. It is a simple and quick method that involves the separation of compounds based on their polarity and their interaction with a stationary phase and a mobile phase. In this experiment, we used TLC to separate and identify the components of a mixture of food dyes. Materials and Methods: The materials used in this experiment were a TLC plate, a mixture of food dyes, a developing chamber, and a solvent system consisting of ethyl acetate and hexane in a 1:1 ratio. The TLC plate was first marked with a pencil line about 1 cm from the bottom. A small amount of the mixture of food dyes was spotted on the pencil line using a capillary tube. The TLC plate was then placed in the developing chamber with the solvent system. The solvent system was allowed to move up the plate by capillary action until it reached the top. The plate was then removed from the chamber and allowed to dry. The separated components were then visualized using a UV lamp. Results: The TLC plate showed the separation of the components of the mixture of food dyes. The components were identified based on their Rf values, which is the ratio
Metal Tensile Test 1.The purpose: ①Measure the yield limit, the ultimate strength, the elongation fracture of low carbon steel. ②Measure the ultimate strength of cast-iron. ③Observe the phenomena when low carbon steel and cast-iron are pulling, work out the curve that the deformation changing with the outer force(F-△L curve). 2. The equipments and the instruments. Universal material testing machine, screw micrometer. 3. Sample. In this experiment, we choose “ten times sample”, which means L o=10d o. 4.The theory in this experiment. ①The experiment of pulling low carbon steel. There are 4 stages in the deformation of low carbon steel: elastic stage, yield stage, intensive stage, local deformation stage. P s is the minimum load in the second stage. And P b is the load after which the sample comes to the 4th stage. ②The experiment of pulling cast-iron. There is no yield stage in the test of cast-iron, when the load comes to the ultimate strength P b, cast-iron will broken. And
英文的物理实验报告 英文的物理实验报告 Introduction In the field of science, conducting experiments and documenting the results is an essential part of the research process. This holds true for physics as well, where experimental reports play a crucial role in presenting and analyzing the findings. In this article, we will explore the structure and content of an English physics experiment report, highlighting its importance and providing tips for effective writing. Experimental Setup The first section of a physics experiment report typically outlines the experimental setup. Here, the writer describes the apparatus used, including any instruments, equipment, and materials. It is essential to provide sufficient details so that readers can understand and replicate the experiment if needed. Clear and concise language should be used to ensure accuracy and avoid any ambiguity. Methodology The methodology section explains the step-by-step procedure followed during the experiment. It should be written in a logical and sequential manner, allowing readers to understand the experimental process easily. It is advisable to use active voice and past tense when describing the actions performed during the experiment. Additionally, any calculations or formulas used should be clearly
本文部分内容来自网络整理，本司不为其真实性负责，如有异议或侵权请及时联系，本司将立即删除！ == 本文为word格式，下载后可方便编辑和修改！ == 英文实验报告模板 Determination of heavy metals in soil byatomic absorption spectrometry(AAS) Name: XuFei Group: The 3rd group Date: Sep. 20th 201X Part 1 The introduction 1.1The purposes (1)Learn how to operate the atomic absorption spectrometry; (2)Learn how to do the pretreatment of soil samples; (3)Get familiar with the application of atomic absorption spectrometry. 1.2The principles Atomic Absorption Spectrometry (AAS) is a technique for measuring quantities of chemical elements present in environmental samples by measuring the absorbed radiation by the chemical element of interest. This is done by reading the spectra produced when the sample is excited by radiation. The atoms absorb ultraviolet or visible light and make transitions to higher energy levels . Atomic absorption methods measure the amount of energy in the form of photons of light that are absorbed by the sample. A detector measures the wavelengths of light transmitted by the sample, and compares them to the wavelengths which originally passed through the sample. A signal processor then integrates the changes in wavelength absorbed, which appear in the readout as peaks of energy absorption at discrete wavelengths. The energy required for an electron to leave an atom is known as ionization energy and is specific to each chemical element. When an electron moves from one energy level to another within the
英文版实验报告 英文版实验报告 Introduction: In this report, we present the findings and analysis from a recent experiment conducted to investigate the effects of caffeine on cognitive performance. Caffeine, a widely consumed psychoactive substance, is known to have stimulant effects on the central nervous system. The objective of this experiment was to examine whether caffeine could enhance cognitive abilities such as attention, memory, and reaction time. Methodology: Participants: A total of 50 healthy adult volunteers aged between 18 and 30 years were recruited for the study. They were randomly assigned to two groups: the experimental group (received caffeine) and the control group (received a placebo). Procedure: Participants arrived at the laboratory after an overnight fast and were instructed to abstain from consuming any caffeinated beverages or food for at least 12 hours prior to the experiment. They were then given either a capsule containing 200mg of caffeine or a placebo capsule. The experimenters, as well as the participants, were blinded to the group assignments. Cognitive tests: After a 30-minute absorption period, participants completed a battery of cognitive tests. These included a sustained attention task, a memory recall task, and a reaction time test. The tests were designed to measure
科学实验报告英文写作稿纸(四线三 格)(A4直接打印).txt 科学实验报告英文写作稿纸(四线三 格)(A4直接打印) n In this scientific experiment。___ [___ ___]。___ and analyze the results to support or reject the ___. ___ Materials List the materials and ___] Methods 1.[Explain the step-by-step re followed during the experiment] 2.[___ made to the standard re] Results
Present the ___ appropriate charts。tables。or graphs to visualize the data collected] n 1.___. 2.Discuss ___ or errors that may have occurred during the experiment. https://www.doczj.com/doc/6218993508.html,pare and contrast the results with existing ___ on the same topic. n Summarize the main findings of the study and their ___.] ___ Cite any sources used for background n or to support the n of results] Appendix Include any supplementary n or nal data。if applicable]
英文实验报告格式范文 英文实验报告格式范文 Title: The Effect of Temperature on Enzyme Activity Abstract: The purpose of this experiment was to determine how temperature affects the activity of the enzyme amylase. Three different temperatures were tested: 10°C, 25°C, and 45°C. The results showed that the rate of reaction increased as the temperature increased up to 45°C. However, at temperatures above 45°C, the rate of reaction began to decrease due to denaturation of the enzyme. The optimal temperature for amylase activity was found to be 45°C. These findings have important implications for the use of enzymes in industrial processes. Introduction: Enzymes are biological catalysts that speed up chemical reactions without being consumed in the process. They are essential for life and are used in a wide range of industrial processes. Enzyme activity is affected by a number of factors, including temperature, pH, and substrate concentration. Temperature is one of the most important factors affecting enzyme activity. Enzymes have an optimal temperature at which they work most efficiently. At temperatures above or below this
实验报告英文版 Experiment Report The purpose of this experiment was to investigate the influence that various temperature levels have on the reaction rate of a chemical reaction. The experiment was conducted in a laboratory and seven different temperatures were tested, ranging from 20°C to 90°C. The reaction was carried out using a beaker filled with 100ml of water and 20ml of a solution containing 0.01 mol/L sodium thiosulphate. 10ml of 1 mol/L hydrochloric acid was added to the beaker and the time it took for the reaction to take place was then measured. The results of the experiment indicated that the higher the temperature of the reaction, the shorter the time it took for the reaction to take place. For example, when the reaction took place at 20°C, the time taken was 13 minutes and 37 seconds, whereas when it took place at 90°C, the time taken was only 2 minutes and 47 seconds. These results demonstrate that increasing the temperature of a chemical reaction will lead to an increase in the rate at which the reaction takes place. This is due to the fact that the molecules present in the reaction are moving faster and therefore are able to collide more frequently and with greater force. Overall, the experiment showed that the rate of a chemical reaction can be affected significantly by changing the temperature at which the reaction takes place. Increasing