化学热处理 meaning in Chinese

chemico-thermal treatment
heat chemical treat
thermo-chemical treatment

Technical requirement of medium for thermo - chemical treatment
化学热处理渗剂.技术条件
Electronic nose based atmosphere measuring and controlling system for thermal chemical treatment
基于电子鼻技术的化学热处理气氛测控
Study on the wear resistance of three carburizing structural steel after different chemico - thermal treatment
三种渗碳结构钢经不同化学热处理后耐磨性的研究