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关注：1
2013-05-23 12:21
求翻译：双壳泵，安全系数高，所以就肯定重，因为是两层泵壳，这个如果他不明白可以咨询他们工程师。是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
双壳泵，安全系数高，所以就肯定重，因为是两层泵壳，这个如果他不明白可以咨询他们工程师。
问题补充： |
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2013-05-23 12:21:38
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2013-05-23 12:23:18
Double-hull pump, safety and so on, as it surely is a two storey pump housing, this if he did not understand why they can consult with the engineer.
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2013-05-23 12:24:58
The double shell pump, the safety coefficient is high, therefore definitely heavy, because is two pump housings, if this he did not understand may consult their engineer.
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2013-05-23 12:26:38
Double shell pumps, high safety factor, so there is definitely heavy, because it is a two-layer pump casing, that if he does not understand can consult their engineers.
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2013-05-23 12:28:18
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