Once again the separated oil share, through the outer packing filtration layer grooves, also will be back to the bottom of the tubing oil room.

再一次分离出来的油份，通过填料过滤层外缘的凹槽，亦将由回油管回到底部的油室。

youdao

Once again the separated oil share, through the outer packing filtration layer grooves, also will be back to the bottom of the tubing oil room.

再一次分离出来的油份，通过填料过滤层外缘的凹槽，亦将由回油管回到底部的油室。

youdao