chromium steel
铬钢
例句与用法：
I am going to rub up the chromium on the car.
我准备把汽车上的镀铬部件擦亮。
A metallurgical coating process in which iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either.
渗碳处理一种冶金镀膜工序，在此工序中把钢或铁浸入另一种金属如锌、铬或铝的粉剂里，并加热至这一金属的熔点温度以下
词形变化：
简写符号: Cr |