Unique structural design of piercing die was adopted to accomplish the piercing of eight side holes with different directions and angles on the left and right wheel cowling section plane.

  • 采用独特的冲孔模结构设计,解决了轮罩左、右剖面上的8个不同方位、不同角度的侧冲孔问题。

  • 互联网摘选 2025-01-20 11:43:53

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句