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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent* Y1 ?5 l) |2 @' t: i
1)Exposed non-current-carrying metal parts of portable equipent shall be bonded to ground under the following conditions:....& `( o9 F; G) M* q' y( B4 B
3)notwithstanding (1)(2),tools and appliances having double insulation or equivalent protection, and so marked (回字头标志), need not be bonded to ground.5 t$ i) J3 x; t
嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |
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