Self-lubricating bearings are manufactured from a Teflon composite liner bonded to an aluminium shell.

  • 自润滑轴承制造从聚四氟乙烯复合班轮保税的铝外壳.

  • 互联网摘选 2025-01-20 18:02:12

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