The present invention belongs to petroleum mechanical field, especially energy saving oil pumpingmachine.
本发明创造属于石油机械,尤其是节能抽油机。
2
To ensure the working reliability of oil-pumpingmachine, an intelligent controller of oil-pumpingmachine based on single-chip microcomputer is developed.
为保证抽油机工作的可靠性,研制一种基于单片机的智能化抽油机控制器。
3
The paper tells about Latest scientific research abroad on medical microscope, laparoscope, Joint-scope, narcotic machine, breathing machine and pumpingmachine, etc.