在介绍了交变磁场测量原理的基础上，分析并给出了交变磁场测量法的数学和理论模型，对缺陷模型进行了详尽的分析。
On the introduce of alternative current field measurement (ACFM), the mathematic and theoretical model of ACFM were analyzed, and especially the flaw model at large.
在分析了炮身后坐的运动特点，讨论了光斑定位测量法各部分构成的基础上，提出了分时复用的测量思路。
After analyzing the movement characteristic of recoil and discussing the parts of facular-orientation measurement system, time-sharing project has been proposed.
本文应用以传输线方程为基础的在线测量法对同杆并架双回路输电线路的工频参数在线测量方法进行研究和探讨。
In this thesis, we use an on-line measurement method to study the parameters measurement for the double-circuit transmission lines which is based on the transmission line Equation.
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