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关注：1
2013-05-23 12:21
求翻译：防火门闭门器使用时应运转平稳、灵活，其贮油部件不应有渗漏油现象是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
防火门闭门器使用时应运转平稳、灵活，其贮油部件不应有渗漏油现象
问题补充： |
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2013-05-23 12:21:38
Fire door closers should be used with smooth, flexible, and its oil storage unit should not have oil leakage phenomenon
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2013-05-23 12:23:18
If you use a fire door behind closed doors should be run smoothly, flexible, and its oil storage components should not be leaking oil
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2013-05-23 12:24:58
The fire door door closer uses when should revolve is steady, is nimble, it stores the oil part not to be supposed to have infiltrates the oil leak phenomenon
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2013-05-23 12:26:38
Fire door closer should be smooth and flexible when used, the oil leakage in oil storage part shall not have
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2013-05-23 12:28:18
Fire door closer should be smooth and flexible when used, the oil leakage in oil storage part shall not have
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