...学 主办 关键词：仪器原理误差；植物参数测量；电阻应变技术；接触变形误差 [gap=1043]Key words: instrument theoretical error; measurement of plant information; resistance strain technology; contact deform..
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综述了无破坏法测定金属杨氏模量的测定原理、测定方法和测定仪器，并对这种测定方法进行了误差分析。
Principle, method and apparatus for young's modulus measurement of metallic material by indentation method are reviewed, and the methods error is analysed.
着重介绍了水平标准器的工作原理及设计构思，并对仪器的误差作了简要分析。
This paper introduces the operating principle and design idea of standard level instrument and briefly analyzes its error.
本文阐述最小二乘法的优化算法、仪器的测量原理、系统组成和软件配置，并给出试验结果及误差分析。
The optimum algorithm of least-square method, the measuring principle, the system structure, the disposition of software, the test result and the analysis of error are also given.
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