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关注：1
2013-05-23 12:21
求翻译：预留穿电缆及接地线的洞或套管是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
预留穿电缆及接地线的洞或套管
问题补充： |
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2013-05-23 12:21:38
Reserved for cable and ground wire through the hole or casing
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2013-05-23 12:23:18
Reserved wearing cables and bonding the holes or casing
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2013-05-23 12:24:58
The reservation puts on the electric cable and meets the grounding the hole or the drive pipe
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2013-05-23 12:26:38
Reserved to put cables and earthing hole or casing
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2013-05-23 12:28:18
Reserved to put cables and earthing hole or casing
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