“渗油”造句

密封式侧盖设计阻绝侧盖渗油所致油污问题.
The sealed side cover can make the fabric free from oil stains.

机器在高速运转中,针杆部极易发生渗油现象.
Oil leakage often easily happens to the needle stems when machines are running at great speed.

• #渗油