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关注:1
2013-05-23 12:21
求翻译:The properties of the PBT make it necessary to use a cold trap to condense the volatile materials instead of P2O5 as described in the following是什么意思? 待解决
悬赏分:1
- 离问题结束还有
The properties of the PBT make it necessary to use a cold trap to condense the volatile materials instead of P2O5 as described in the following
问题补充: |
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