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关注：1
2013-05-23 12:21
求翻译：在冻土线上的管道需做保温处理是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
在冻土线上的管道需做保温处理
问题补充： |
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2013-05-23 12:21:38
In the permafrost line pipe insulation to be done to deal with
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2013-05-23 12:23:18
On-line channels in permafrost thermal insulation needs to be done
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2013-05-23 12:24:58
Must make heat preservation processing in the frozen earth on-line pipeline
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2013-05-23 12:26:38
Pipe insulation needs to be done is the line of frozen soil treatment
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2013-05-23 12:28:18
In the permafrost line pipe insulation to be done to deal with
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