
n.鍍鐵(鋼化作用)
I have an inquiry here for1000 ton of special alloy steel which I hope you can supply. 我這里有個(gè)詢價(jià),求購1000噸特殊合金鋼,希望你方能供貨。
An instrument used in surveying, consisting of100 linked pieces of iron or steel and measuring66 feet(20.1 meters). 測鏈測量用的一種工具,包含有100個(gè)相連的鋼鐵環(huán),長66英尺(20。1米)