空气由水平方向切线进入过滤器的外来层，获得旋转并向下冲击油面，使油面产生波动并被气流掀起油沫，空气在此得到油浴。

By horizontal tangent into the air filter layer, rotate and foreign get down to the oil, oil level of shock wave and flow surfaces by a foam, the air in the oil to get oil bath.

youdao

空气由水平方向切线进入过滤器的外来层，获得旋转并向下冲击油面，使油面产生波动并被气流掀起油沫，空气在此得到油浴。

By horizontal tangent into the air filter layer, rotate and foreign get down to the oil, oil level of shock wave and flow surfaces by a foam, the air in the oil to get oil bath.

youdao