1) case drain passage
![点击朗读](/dictall/images/read.gif)
箱体排油油道
2) case drain oil
![点击朗读](/dictall/images/read.gif)
箱体排油
3) case drain hole
![点击朗读](/dictall/images/read.gif)
箱体排油孔
4) case inner passage
![点击朗读](/dictall/images/read.gif)
箱体内油道
5) case drain circuit
![点击朗读](/dictall/images/read.gif)
箱体排油回路
6) case drain filter
![点击朗读](/dictall/images/read.gif)
箱体排油滤清器
参考词条