在短路接地回路上，人体接触电气设备带电外壳的点与站立点之间存在接触电压。
There is touching voltage between body touch electric equipment case with electricity point and stand-up point in loop of short circuit ground.
运用材料力学原理，对矿用隔爆型电气设备外壳进行受力分析，详细介绍了矿用隔爆外壳的设计方法。
By the theory of material mechanics, the stress situation of mining flame-proof electrical apparatus enclosure is analyzed, and the method of design is introduced.
将电气设备的部件整个浸在保护液中，使设备不能够点燃液面上或外壳外面的爆炸性气体。
Electrical equipment or parts of electrical equipment are immersed in a protective liquid in such a way that an explosive atmosphere above the surface of outside the enclosure cannot be? Ignited.
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