| 释义 |
〔peavey〕An implement consisting of a wooden shaft with a metal point and a hinged hook near the end, used to handle logs.钩梃:伐木用的器具,木柄上有一金属尖,末端附近有一折钩〔cladding〕A metal coating bonded onto another metal under high pressure and temperature.覆层:在高温高压下结合到另一金属上的金属外层〔cementation〕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 |