After having compared with common-used technique in contact wire height measurement, this paper describes a laser phase-detecting method to measure the height of contact wire.

在比较了以往采用的接触网导线高度检测技术后，开发出基于激光相位测距原理的接触网导线高度检测系统。

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Proposes an optical method of measuring the height and stagger of contact wire simultaneously in railway electrification.

本文提出一种测量电气化铁路接触线高度和拉出值的光学测量方法。

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Therefore, the height measurement of contact wire is significant.

因此，接触导线高度测量具有重大的意义。

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