“渗铬”造句

研究了硼砂盐浴渗铬和氯系熔盐渗铬.
It was investigated that chromizing in borax salt bath and melting hydrochloride.

而且浇注温度越高, 铸渗铬合金层越厚.
The higher casting temperature, the thicker castchromized alloy layer.

研究了铸铁表面铸渗铬合金层形成过程.
The forming process of castchromized alloy layer on the surface gray iron has been studied.

• #渗铬