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关注：1
2013-05-23 12:21
求翻译：检查真空泵性能、各接头是否上紧（堵住真空泵出气口、观察真空表显示）是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
检查真空泵性能、各接头是否上紧（堵住真空泵出气口、观察真空表显示）
问题补充： |
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2013-05-23 12:21:38
Check the pump performance, the connector is tight (to block the vacuum pump outlet, and observe the vacuum gauge display)
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2013-05-23 12:23:18
Check the vacuum pump performance, the joints are tight (vacuum pump outlet, and plug the vacuum table display)
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2013-05-23 12:24:58
The inspection vacuum pump performance, attaches respectively whether the applied (does stop up vacuum pump air outlet, observation vacuum gauge demonstration)
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2013-05-23 12:26:38
Check pump performance, tightening of the connector (plug the vacuum pumps outlet, observation table shows)
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2013-05-23 12:28:18
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