本发明创造属于石油机械，尤其是节能抽油机。
The present invention belongs to petroleum mechanical field, especially energy saving oil pumping machine.
介绍了抽油机的机械结构、智能控制原理及其运动规律。
This article introduces its mechanical structure, principle of intelligent control and law of motion.
地震勘探所使用的机械设备，有相当一部分是采用高速柴油机作为驱动力的。
Most of mechanical equipment for seismic exploration are equipped with diesel engine as driving mechanism.
建立了柴油机燃用二甲醚的机械式供油系统。
The supply system of dimethyl ether engine is founded in this paper.
建立了柴油机燃用二甲醚的机械式供油系统。
The supply system of dimethyl ether engine is founded in this paper.
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