oil suction pump meaning in English

吸油泵

Analysis of kinematical and kinetic characteristics on double donkey headed oil suction pump
双驴头抽油机的运动与动力特性分析
Discussion on the factors affecting oil suction pump vacuum of model wby210 stabilized soil mixer
210型稳定土拌和机吸油泵真空度大小的因素
On the basis of 3d modeling and virtual prototyping technology and energy saving transformation method for parameterized simulation moving beam typed oil suction pump , and using the eccentric gear reducer to replace the ordinary gear reducer to let the driving radius of eccentric gear be kept a variation of similar tendency with the load of crank in order to improve load property of the motor , thus raised the working efficiency of the entire oil suction pump and achieved the effect of energy saving
摘要基于三维建模和虚拟样机技术，参数化仿真游梁式抽油机节能改造方法，用偏心齿轮减速器代替普通齿轮减速器，使偏心齿轮驱动半径和曲柄负载保持同趋势变化，以改善电机负载特性，提高整个抽油机的工作效率，达到了节能的效果。