化工原料&产品词汇 160[1] ... 硼酸 Boric Acid 碳黑 Carbon black Feed Stock 半精炼石蜡 Semi refined paraffin wax ...
基于1个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
When iron which is unsaturated with respect to carbon is heated in a bed of coke, the concentration of the carbon near the surface is increased by inward diffusion of carbon atoms.
当一块含有不饱和碳的铁放在焦炭床上加热的时候，铁表面的碳含量就会由于内部碳原子的扩散而提高。
youdao
应用推荐
模块上移
模块下移
不移动