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關注：1
2013-05-23 12:21
求翻譯：5.照明回路為二線制，每套燈具及開關接地螺栓可靠連接接地。是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
5.照明回路為二線制，每套燈具及開關接地螺栓可靠連接接地。
問題補充： |
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2013-05-23 12:21:38
正在翻譯，請等待...
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2013-05-23 12:23:18
正在翻譯，請等待...
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2013-05-23 12:24:58
5. illumination return routes are the two-wire systems, each set of lamps and lanterns and switch earth bolt reliable connection earth.
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2013-05-23 12:26:38
5. lighting circuits for two-wire, grounding bolts reliable connection grounding of every set of lights and switches.
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2013-05-23 12:28:18
5.Light return circuit make for Line two, each lamps and lanterns and turn on or off grounded bolt connect earthing reliably.
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