Metallurgy refers to the process and technology of extracting metals or metal compounds from minerals and making metals into metal materials with certain properties through various processing methods. The pinyin for metallurgy is yějěn j ě n.
Metallurgical sentence making
1, the company's main products are coke, coal tar, coal gangue, crude benzene, gas, metallurgical coke and so on.
2. The main methods for preparing aluminum foam parts are powder metallurgy and powder metallurgy.
I went to the University of Toronto and majored in chemical metallurgy.
She likes metallurgy as much as I do. She named one dog Maggie and the other named Molly, Magnesium and Molybdenum.
5. How can we "eat dry and squeeze clean" the waste residue and dust discharged in the production process of metallurgical enterprises? Jinchuan Group Company has made a very useful attempt in this respect.
6, non-ferrous metal equipment and various metallurgical and mining equipment spare parts.
7. Due to the weak steel market, at present, the production and operation of some metallurgical enterprises in Hunan Province are struggling.
8. Nonferrous metallurgy is one of the most important industrial sectors in Russia, and it is also a big foreign exchange earner.
9. The application of controlled atmosphere in heat treatment and powder metallurgy industry is summarized, and the newly developed membrane nitrogen production process in recent years is emphatically introduced.
10. Some application examples of powder metallurgy solid self-lubricating materials in China in recent years are listed, which shows that the application effect of powder metallurgy self-lubricating materials is good in some special cases.