zero kill 中文意思是什麼
zero kill
解釋
除零-
One : l should not be frequently shut off ; controlled the lamps and lanterns to kill bright by k while supplying power normal. can ' t adopt and cut off battle line. line zero power, while presenting the accident, the emergent lamps and lanterns can ' t work normally
一: l不宜頻繁關斷;正常供電時由k控制燈具亮滅,不得採取切斷火線、零線電源,否則出現事故時,應急燈具不能正常工作。
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