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关注：1
2013-05-23 12:21
求翻译：建议B2空调机房水泵加装变频装置是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
建议B2空调机房水泵加装变频装置
问题补充： |
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2013-05-23 12:21:38
Recommendations b2 air conditioning engine room pumps the installation of variable frequency device
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2013-05-23 12:23:18
Proposal 2 air-conditioned room B Water pump with variable speed unit
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2013-05-23 12:24:58
Suggests the B2 air conditioning engine room water pump addition frequency conversion installment
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2013-05-23 12:26:38
Recommendation B2 air conditioning rooms retrofitted with variable frequency device of water pump
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2013-05-23 12:28:18
recommended B 2 air-conditioned room water pump with variable speed unit;
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