主要问题是，铜的相互作用与它的一切接触。
The main problem is that copper interacts with everything it comes in contact with.
目的：研究铜离子、铁离子在癌形成中的作用。
Objective:To study the role of copper and iron ion in carcinogenesis.
探讨了稀土在烧结铜钼钢中的作用机理。
The strengthening mechanism of rare earth element in sintered copper molybdenum steel has been studied.
探讨了稀土在烧结铜钼钢中的作用机理。
The strengthening mechanism of rare earth element in sintered copper molybdenum steel has been studied.
应用推荐