1. 什麼叫tin free steel
tin free steel
[英][tin fri: sti:l][美][tɪn fri stil]
無錫鍍層薄板; 無錫鋼
雙語例句
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鋼標准樣品代替無錫薄鋼板參比樣品，利用直讀光譜儀測定無錫薄鋼板鍍鉻量的方法。