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關注：1
2013-05-23 12:21
求翻譯：直埋式預制保溫管應被用來采用埋地敷設的方式，并且周圍回填細砂是什么意思？ 待解決
 懸賞分：1
- 離問題結束還有
直埋式預制保溫管應被用來采用埋地敷設的方式，并且周圍回填細砂
問題補充： |
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2013-05-23 12:21:38
Prefabricated insulation buried pipe should be laid underground for the use of the way, and the surrounding backfill sand
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2013-05-23 12:23:18
has been buried prefabricated insulated pipe shall be used to using underground laying around, and backfilling the way sand
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2013-05-23 12:24:58
Buries the type prefabrication tubular holder to be supposed straight the way which uses for to use buries lays, and periphery backfill granulated sugar
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2013-05-23 12:26:38
Prefabrication of directly buried insulating pipe should be used to introduce direct in ground, around and backfill sand
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2013-05-23 12:28:18
Prefabrication of directly buried insulating pipe should be used to introduce direct in ground, around and backfill sand
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