火灾主要是由吸烟者、绝缘不良和孩子玩火柴引起的。
We know that fire is mainly caused by smokers, followed by defective insulations and children playing with matches.
阐述了断路、接触不良、瞬断、绝缘不良、短路、误配线、固定不良和密封不良等常见失效模式和失效机理。
The general failure model and mechanism of circuit break, loose contact, instant break, male insulation, short-circuit, false matching, poor fix and bad seal were discussed.
电晕脉冲电流法是一种地面检测不良绝缘子的方法，但目前应用中其检测的准确度较低。
Corona pulses current method is a way which can be used to detect faulty insulators on ground. But its accuracy of detecting is low in application.
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