判定电气火灾必须具备的条件是什么？
["\u7b54\uff1a\uff081\uff09\u8d77\u706b\u70b9\u53ca\u5176\u9644\u8fd1\u5fc5\u987b\u5b58\u5728\u7535\u6c14\u8bbe\u5907\u6216\u7535\u6d41\u7ecf\u8def\uff1b\n\uff082\uff09\u7535\u6c14\u7ebf\u8def\u6216\u8bbe\u5907\u5fc5\u987b\u5904\u4e8e\u901a\u7535\u6216\u5c40\u90e8\u5e26\u7535\u72b6\u6001\uff1b\n\uff083\uff09\u7535\u6c14\u7ebf\u8def\u6216\u7535\u6c14\u8bbe\u5907\u5fc5\u987b\u53d1\u751f\u8db3\u4ee5\u5f15\u8d77\u706b\u707e\u7684\u6545\u969c\uff1b\n\uff084\uff09\u7535\u6c14\u4e8b\u6545\u7684\u53d1\u751f\u6216\u8005\u53d1\u70ed\u3001\u53d1\u706b\u7535\u6c14\u8bbe\u5907\u7684\u4f7f\u7528\u5fc5\u987b\u5728\u706b\u707e\u53d1\u751f\u4e4b\u524d\uff1b\n\uff085\uff09\u7535\u6c14\u8bbe\u5907\u6216\u7ebf\u8def\u7684\u6545\u969c\u70b9\uff0c\u6216\u7535\u6c14\u8bbe\u5907\u7684\u53d1\u70ed\u3001\u53d1\u706b\u5143\u4ef6\u7684\u4f4d\u7f6e\u5fc5\u987b\u4e0e\u8d77\u706b\u70b9\u76f8\u5bf9\u5e94\u3002"]