leakproofness例句

Now generally used PTEE, EPDM and other material for the valve seat, so bubbles leakproofness good.
现一般均使用PTEE 、 EPDM等材料,为阀座, 因此,气泡密封性佳.

Especially in automobile industry, the leakproofness of cylinder influences the performance of auto car directly.
特别是在汽车行业, 能否保证汽缸的气密性,直接影响着汽车的性能.

• #leakproofness