oil seal

 
       
  • 油封,油封圈

oil seal的用法和樣例:

例句

  1. Inspect the seal for damage or cracks.
    檢查油封是否損壞或開(kāi)裂。
  2. Oil may be forced out through the timing cover and rear-main bearing oil seals.
    機油會(huì )從正時(shí)齒輪蓋和后主軸承油封處壓出。
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