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关注：1
2013-05-23 12:21
求翻译：汽车板氮含量是如何控制的，炼钢、精炼、连铸各工序的控制水平是多少？是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
汽车板氮含量是如何控制的，炼钢、精炼、连铸各工序的控制水平是多少？
问题补充： |
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2013-05-23 12:21:38
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2013-05-23 12:23:18
Automobile GEM nitrogen content, steelmaking, and control how it is in the process of refining, continuous caster level control?
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2013-05-23 12:24:58
How does the steam template nitrogen content is control, the steel-making, the fining, how many is the continuous casting various working procedures control level?
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2013-05-23 12:26:38
How leaf nitrogen content control,, refining, steelmaking continuous casting process control level is?
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2013-05-23 12:28:18
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