电气运行技术问答(5)

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《事故调查规程》规定：事故按其性质和严重程度可分为哪几种？ ················ 62 验电有何作用？ ···································································································· 62 照明线路常见的故障有哪些？ ············································································· 62 电流通过人体造成死亡的原因是什么？ ······························································ 62 基准面多少米以上为登高作业？ ········································································· 62 何为违章作业？ ···································································································· 62 现场工作人员应学会哪些急救方法？ ································································· 62 生产厂房及仓库应备有哪些必要的消防设备？ ·················································· 62 家用电器失火的主要原因? ··················································································· 63 从事发供电安全生产，常用的安全标识牌有哪六种？ ······································· 63 电气设备高低压是如何划分的？380伏是否是高压？为什么？························· 63 什么是三不伤害原则？ ························································································ 63 习惯性违章的三大特征是什么？ ········································································· 63 关于事故责任的划分，应依据事故责任的大小划分为哪几种？ ························ 63 电力系统中的设备有几种状态？ ········································································· 63 帮助触电者脱离电源时，不可直接用什么作为工具? ········································· 64 什么是安全生产？ ································································································ 64 请问安全工作坚持三不放过的原则是什么？ ······················································ 64 电话报火灾时应注意什么? ··················································································· 64 施工现场的哪些地方应有防护设施或明显标志？ ·············································· 64 什么是安全生产工作\五同时\？ ·········································································· 64 安全标志分为几类？各是什么？ ········································································· 64 简述电气设备火灾的扑救方法？ ········································································· 65 灭火基本方法有哪几种？ ···················································································· 65 悬挂标示牌有什么作用？ ···················································································· 65 什么是\习惯性违章\？ ························································································· 65 在什么情况下，可以不经许可即行断开有关设备的电源？ ······························· 65 紧急救护的基本原则是什么？ ············································································· 65 安全电压最高是多少伏？ ···················································································· 65 通过人身的交流安全电流规定在多少以下？ ······················································ 65 为什么绝缘靴、绝缘手套等胶制品，不可与石油类的油脂接触？ ···················· 65 什么叫不安全行为？说出几类不安全行为。 ······················································ 65 漏电保护器的功用是什么？适用范围是什么？ ·················································· 66 为什么不能用铜、铁、铝丝代替保险丝？ ·························································· 66 电气工具和用具如何保管和使用？ ·············