This method can test phase sequence of phase switcher while rectifying the zero point of phase switcher. This method is simple and value in practice.

该方法可以在对移相器零点校正同时进行移相器相序检验，方法简单，具有实用价值。

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This paper mainly discusses the two operating points for the test of synchronous machines, no-load point and zero power loading point.

本文主要对同步电机试验中的空载点和零功率负载点两个特殊工作点的运行工况进行了分析。

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