pump-line
短语词组
- screw pump rod -line 螺杆泵抽油杆
- vacuum -pump line 真空泵管道
- in -le pump 直列式柱塞泵;管道泵;管线泵;管道泵英语
- wire -line pump 绳索抽油泵
- oil -line pump detail 输油管泵
- In -line Pump Gensets Engines 直列泵发电用发动机
- Submersible and in -line pump 水陆两用泵
- cushion -hitch pump drain line 缓冲 返回 pump-line