Abstract: In the working condition of the extruding die, the inwall of the die will bear very heavy non-uniform inner pressure along the height direction.

 
  • 擠壓是一種少無(wú)切削的先進(jìn)加工工藝,在機械、儀表、電器、輕工、宇航、船舶及軍工等部門(mén)都有廣泛的應用[1]。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan