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关注：1
2013-05-23 12:21
求翻译：重整预加氢新氢线增加单向阀是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
重整预加氢新氢线增加单向阀
问题补充： |
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2013-05-23 12:21:38
Reforming pre-hydrogenation hydrogen lines increase the one-way valve
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2013-05-23 12:23:18
The whole pre-hydrogenation plant new hydrogen added one-way valve
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2013-05-23 12:24:58
Rallies the pre-hydrogenation new hydrogen line increase cone-way valve
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2013-05-23 12:26:38
Reforming hydrogen hydrogen-add new check valve
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2013-05-23 12:28:18
the whole pre-produced new hydrogen added check valve;
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