“镍铬”的英语？

裸线式电热元件通常用镍铬合金丝制成.The open wire heating elements are usually made of nichrome wire.从加工性能上说,铬钼激冷铸铁比镍铬激冷铸铁加工性能好.From the machinability, the Mo cold cast iron is liable machine.本论文研究了热压制备添加石墨的镍铬钼复合材料的力学性能及摩擦磨损特性.The mechani...