plate washer

英 美
  • 板垫圈
  • plate n.碟;金属板;板块;盘vt.电镀;用金属板固定;为...制印版;给...装钢板
  • washer n.洗涤机;洗衣者;垫圈
    1. The washer for preventing leakage is broken.
      那个防漏的垫圈坏了。
    2. The spring washer in a missile's demarcating implement was ruptured in a assembly.
      摘要某型号导弹位标器用弹簧垫圈在现场装配时发生断裂。