序列1~1516~30求差除以15求和取平均乘2，波长声速平均1-1.851 5.1617.0120.4674670.943857778357.25017 4.911533 2-1.469 5.6467.1150.474333
3-0.982 6.0977.0790.471933
4-0.528 6.5517.0790.471933
5-0.0647.0667.130.475333
60.3957.4767.0810.472067
70.8817.987.0990.473267
8 1.3568.4447.0880.472533
9 1.8118.8967.0850.472333
10 2.3139.3767.0630.470867
11 2.7959.877.0750.471667
12 3.29310.3537.060.470667
13 3.76210.8927.130.475333
14 4.20811.2757.0670.471133
15 4.66111.6827.0210.468067
序列1~1516~30求差除以15求和取平均乘2，波长声速平均1-2.454 3.835 6.2890.4192670.907031111343.31128 3.741967 2-2.015 4.392 6.4070.427133
3-1.499 4.75 6.2490.4166
4-1.131 5.222 6.3530.423533
5-0.8 5.679 6.4790.431933
6-0.579 6.142 6.7210.448067
7-0.195 6.716 6.9110.460733
80.2387.117 6.8790.4586
90.5667.6467.080.472
100.9798.1887.2090.4806
11 1.4778.5877.110.474
12 1.9469.0517.1050.473667
13 2.3759.4997.1240.474933
14 2.9139.9257.0120.467467
15 3.28810.4017.1130.4742
仅填写黄框注意表上单位是cm
电国腊肉
All rights reserved.
不确定度
0.390090919不确定度
0.389216269