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关注：1
2026-06-27
求翻译：封隔器的工作好坏，密封是关键是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
封隔器的工作好坏，密封是关键
问题补充： |
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2013-05-23 12:21:38
Good and bad packer, seal is the key
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2013-05-23 12:23:18
The work is good or bad, packers sealed is the key
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2013-05-23 12:24:58
The packer work quality, the seal is a key
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2013-05-23 12:26:38
Packer's work is good or bad, sealing is the key
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2013-05-23 12:28:18
Good and bad packer, seal is the key
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