The micro structure of deposited metal is composed of martensite,residual austnesite and carbide hard phase.

 
  • 堆焊層組織為馬氏體+殘余奧氏體+碳化物硬質(zhì)相。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan