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关注:1
2013-05-23 12:21
求翻译:It is known that the basic unit of attapulgite is a rod crystal with 20 nm diameter and 1 lm length是什么意思? 待解决
悬赏分:1
- 离问题结束还有
It is known that the basic unit of attapulgite is a rod crystal with 20 nm diameter and 1 lm length
问题补充: |
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