1. 什么叫tin free steel
tin free steel
[英][tin fri: sti:l][美][tɪn fri stil]
无锡镀层薄板; 无锡钢
双语例句
1
The method of using the standard sample of low alloy steel instead of tin free steel reference sample by direct reading spectrometry was used to determine chromium coating weight.
本文提出了以低合金钢标准样品代替无锡薄钢板参比样品，利用直读光谱仪测定无锡薄钢板镀铬量的方法。