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关注:1
2013-05-23 12:21
求翻译:iii. Precious metal and mineral washcoat presents high surface area and gives long gas contact time while being heat- and washing-resistant是什么意思? 待解决
悬赏分:1
- 离问题结束还有
iii. Precious metal and mineral washcoat presents high surface area and gives long gas contact time while being heat- and washing-resistant
问题补充: |
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