The direct reason that causes the cable fire disaster-the second disaster is that the smoke and poison gas produced by the cable for mine purposes when burning.
煤矿用电缆燃烧时所释放出的烟雾和毒性气体是造成电缆火灾事故“二次灾害”的直接原因。
The dangerous of the electricity fire disaster is stated. By analysing the fire on cable circuit, some prevention means of the fire disaster are listed.
从电气火灾的危害入手，通过对电缆线路的起火分析，列举了一些电缆线路火灾的防范措施。
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