... 电灼伤electric burn 危险带电hazardous live 一次电路primary circuit;初级电路primary circuit ...
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必须能够防止电击以及接触危险的带电电路。
They must be protected from electric shock and contact with hazardous live circuits.
触摸带电的电线是最危险的。
如果金属油罐内输进一部分带电液体，例如石油类产品，就会在油罐内产生很高的静电电位和电场，并且很危险。
If a metal tank is partly filled with charged liquid, such as petroleum products, the electrostatic potential and field strength in the tank would become very high and hazardous.
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