Convenient and effective analysis and judgment method for all kinds of wrong wiring of electric energy metering device was put forward and detailed description had been made by examples.

对于电能计量装置的各种错误接线，本文提出了一些更方便、更有效的分析和判断的方法，并以实例进行详细阐述。

youdao

Finally, this paper has a detailed description of the voice recording device testing.

最后，文章简单介绍了语音记录装置的测试过程。

youdao