vacuum carbonitriding

热处理英语_百度文库 ... under annealing 不完全退火 vacuum carbonitriding 真空渗碳氮化 air cooling 空冷 ...

冶金专业英语... ... vacuum arc remelting process 真空电弧重熔法 vacuum carbonitriding 真空碳氮化 vacuum casting 真空铸造 ...

真空渗碳,vacuum... ... ) vacuum cementation furnace 真空渗碳炉 ) vacuum carbonitriding 真空碳氮共渗 ...