This article focuses on the process of shaping the mixed rifle with a large spiral angle in the cannon, and proposes a cone-like cathode structure with asymmetric cuneiform working tooth.

 
  • 分析了火炮身管大纏角混合膛線(xiàn)的成型過(guò)程,提出圓錐體單邊切進(jìn)楔形工作齒的陰極結構,經(jīng)試驗確定了陰極體錐度、長(cháng)度與楔形工作齒角度的匹配關(guān)系。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan