pumping system
短语词组
- pumping out system 泵出系统;抽水系统
- pumping coupling system 泵浦耦合系统
- beam pumping unit system 游梁式抽油机系统
- oil pumping control system 采油控制系统
- pumping g system 泵水系统
- sewage pumping station system 污水泵站系统
- irrigation pumping station system 灌溉系统
- intermittent pumping control system 问抽控制系统
- paste pumping filling system 膏体泵送充填系统 返回 pumping system