Forged piece precision and load condition of housing are affected directly by holding precision of moving beam of water press.

 
  • 水壓機動(dòng)梁保持精度直接影響鍛件加工精度和機體受力狀況。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan