Technologies were then developed including using of zinc alloy, such as Zn-Mn, Zn-Mg and Zn-Ni alloy baths, and high temperature hot dipping process.

　
英 美
  • 為此，國外發(fā)展了多種熱鍍鋅技術(shù)，包括在鋅浴中添加合金元素的多元合金、鋅錳合金、鋅鎂合金和鋅鎳合金熱鍍鋅技術(shù)及高溫鍍鋅技術(shù)。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan