| 差值法减小实验中的加性误差 |
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| 引用本文： | 药树栋,宫建平.差值法减小实验中的加性误差[J].实验科学与技术,2008,6(2):91-92. |
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| 作者姓名： | 药树栋 宫建平 |
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| 作者单位： | 晋中学院物理电子工程学院,山西,晋中,030600 |
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| 摘 要： | 对于实验中存在的某些加性误差，可以用差值法减小这种误差。文章阐述了差值法的原理。推导了电热法测热功当量实验中，用差值法减小加性误差的结果。讨论了用单摆测重力加速度时减小加性误差的问题。
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| 关 键 词： | 误差 差值法 加性误差 |
| 文章编号： | 1672-4550(2008)02-0091-02 |
| 修稿时间： | 2007年8月8日 |
Reducing Addition Error in Test with Differential Method |
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| YAO Shu-dong,GONG Jian-ping.Reducing Addition Error in Test with Differential Method[J].Experiment Science & Technology,2008,6(2):91-92. |
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| Authors: | YAO Shu-dong GONG Jian-ping |
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| Institution: | (Jingzhong College Physico- electron Engineering College, Jingzhong 030600, China) |
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| Abstract: | In this paper the differential method is introduced to reduce some addition error in test.The principles of differential method are expounded.Results from a specific experiment are presented.It also discusses on reducing addition error when using single pendulum to measure the acceleration of gravity. |
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| Keywords: | error differential method addition error |
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