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.
仪器使电流比较仪处于零磁通工作状态，再利用互感器校验仪的测差原理测试被检电流互感器的误差，从而使互感器校验仪具有比较仪检定功能。
In this instrument the current comparer is set to zero magnetic flux, then the instrument transformer calibrator with the theory of measurement can measure the error of the current transformer.
针对仪器安置误差不易确定的缺点，提出了采用双向拉测法消除安置误差的原理，提高了测试精度。
The principle of eliminating installation errors about measuring from two sides is proposed. By this method, the instrument can be enhanced measurement accuracy.
力矩器定圈组件正交性误差检测装置是一台基于单片机控制的智能仪器，该机采用同步测量原理及数字滤波技术，实现各相误差的检测。
This is a intelligent instrument based on MCU. It is adopted that synchronization measure principle and digital filter technique for test. that phases error. Development of sensor.
文中所得的分析结论及误差曲线对使用、分析和设计该原理的功率电能仪器具有指导意义。
The analysis conclusions and error curves are given, which can be used in design and development of all kinds of power and e...
文中所得的分析结论及误差曲线对使用、分析和设计该原理的功率电能仪器具有指导意义。
The analysis conclusions and error curves are given, which can be used in design and development of all kinds of power and e...
应用推荐