以阀式径向柱塞定量泵为基泵设计了控制进油阻力的变量机构。
This article designed a displacement setting mechanism by the fixed quantity of valve model radial column piston as base pump.
柱塞泵使用寿命的长短，与平时的维护保养，液压油的数量和质量，油液清洁度等有关。
The ram pump service life's length, with the usual maintenance maintenance, hydraulic fluid quantity and the quality, the fat liquor cleanliness and so on concerns.
本文讨论了轴向柱塞泵配油冲击的原因和危害，并介绍和分析了几种控制配油冲击的方法。
This article discusses the cause and damage of shock during distributing oil in axial plunger pump, introduces and analyzes some methods of controlling shock during distributing oil.
介绍一种测量抽油杆减振器柱塞密封槽深度的测量工具。
An easy tool for measuring the depth of sealing groove is devised.
径向柱塞泵配油轴与转子配合间隙直接影响着泵的性能和寿命。
The clearance between oil distribution axle and rotor of radial piston pump can directly influence the performance and life of pump.
针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况，研制了强启闭柱塞抽油泵。
A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection Wells.
然而，在水压轴向柱塞泵的研究中，由于水的粘度比油的粘度小得多，因此，惯性项就起着较大的作用。
However, in research of water hydraulic axial piston pump, inertia items should play an important role because the viscosity of water is much less than that of oil.
通过动力电缆给井下直线电机供电后产生交变磁场，永磁体动子在交变磁场作用下带动泵柱塞上下往复运动，从而达到举升抽油的目的。
Under the action of variation magnetic field, the permanent magnet moving-coil drives the plunger pump to move up and down and lift oil up to ground.
其抽油特点是：1．改变了普通泵的进油方式，将稠油吸入泵腔变为柱塞浸入稠油；
The pump is characterized by: 1. changing the mode of oil suction, i. e. making the plunger immersed in the viscous oil;
本文论述了疏松含油砂岩渗透率柱塞的钻切、胶结、洗油和无机粘合剂的配制方法，并应用新方法对松辽盆地北部疏松含油砂岩进行了分析与对比。
This paper discusses the method for cutting cementing and flushing core samples from a loose oil-bearing sandstone reservoir, and the formulation of an inorganic cement.
斜盘中心线和缸体中心线相交一个倾角δ。高压油经配油盘的窗口进入缸体的柱塞孔时，高压腔的柱塞被顶出，压在斜盘上。
High-pressure oil pan with oil as a window into the cylinder hole of the plunger, the high-pressure chamber was the top of the plunger, the pressure in the oblique plate.
斜盘中心线和缸体中心线相交一个倾角δ。高压油经配油盘的窗口进入缸体的柱塞孔时，高压腔的柱塞被顶出，压在斜盘上。
High-pressure oil pan with oil as a window into the cylinder hole of the plunger, the high-pressure chamber was the top of the plunger, the pressure in the oblique plate.
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