special treatment steel的意思|示意

A steel with varying carbon content and, consequently, different critical temperatures requires a special heat treatment.

含碳量变化的钢具有不同的临界温度，因此需要特殊的热处理。

Special treatment is recommended to activate beryllium copper surface before chromium plating. And special steps which differ from conventional chromium plating on steel parts are to be taken.

在铍青铜合金上电镀铝，需在镀铝前作特殊的表面活化处理，镀铬时也有不同于钢铁件镀铬的操作方法。

Dacromet has a wide range of applications. it not only can be used to treat steel, iron, aluminum and its alloys, but also can handle sintered metal, and the special surface treatment.

达克罗的应用范围很广，它不但可以处理钢、铁、铝及其合金，还可以处理烧结金属，以及特殊的表面处理。