The pump stroke sensor is installed near the rotary shaft of mud pump.
泵冲传感器装在钻井泵转轴附近。
This is convenient since when killing the well the pump stroke counter will be used to determine how far the kill has proceeded.
这样做很方便，因为压井时，将使用泵冲记数器来决定已进行的压井走了多远。
When you train over a period of time your heart will grow in size, allowing it to pump a larger volume of blood with each stroke (or pump).
当你运动训练过一段时间以后，你的心脏体积将变大，每一次跳动(或撞击)可以输送更多的血。
Reciprocating pump flow and pressure head has nothing to do with the pump cylinder size, and the reciprocating frequency of the piston stroke.
往复泵的流量与压头无关，与泵缸尺寸、活塞冲程及往复次数有关。
Increases Cardiac Output, stronger heart contractions pump more blood, increased stroke volume, thickens left ventricle wall (more muscular), decreases hearts' oxygen requirements.
心输出量增加，心脏收缩加强能泵更多的血液，心搏量增加，左心室壁变厚(更多肌肉)，心脏对氧气的需要减少。
The calculations for the stroke, speed and acceleration of the plunger are summarized, providing a basis for selecting the structure and working parameters of the pump.
还综述了柱塞冲程、速度和加速度的计算，为特种抽油泵结构和工作参数的正确选择提供了依据。
Reciprocating pumps convert rotary motion to linear motion. Pump speed in RPM determines the pumps output volume for any given combination of cylinder bore and piston stroke.
循环泵将曲轴旋转运动转化为柱塞的直线运动。泵速转每分钟决定了任何气缸和活塞组合的排泵量。
Adopting piston pump with fixed stroke, the piston directly propels the diaphragm, thus deleting the complex mechanic stroke adjustment equipment.
采用固定冲程的柱塞泵，省去复杂的机械冲程调节装置，使柱塞直接推动膜片工作。
Theoretically the sum of the velocities of the three pistons on the discharge stroke in a low-fluctuation triplex pump should be a constant, and this can be achieved by means of the cam mechanism.
对于三缸低波动往复泵，理论上应使三个活塞在排出行程（吸入行程）中的速度之和为一常数，采用凸轮机构能达到这一目的。
During oil recovery by rod pump, owing to the elastic stretching and shrinking of the tubing string, the stroke loss of the subsurface pump reaches 10%.
在有杆泵抽油过程中，因油管弹性伸缩，抽油泵冲程损失达10%以上。
At loose pump head, the pump head removed prior to adjusting the length of the 0% stroke position.
在泵头松动之后，取下泵头之前，调节冲程长度到0%位置。
Accurately measuring the injection pump corrector's pretightening force and correction stroke has very important theoretic and practical significance.
精确测定喷油泵校正器的预紧力和校正行程，具有重要的理论和现实意义。
A high-capacity axial-flow pump mated to the powerful 635 cm3 2-stroke Twin delivered tremendous thrust across the rev range.
高容量轴流泵配备强大的635立方厘米2冲程双人整个转速范围内提供了巨大的推力。
The paper introduces the method to determine the stroke and flow of centrifugal pump, and discusses the saving-energy technology in the process of stroke regulation.
介绍了离心式水泵扬程和流量确定方法，并对扬程调整改造中的节能技术进行了探讨。
An Experimental Investigation in the dynamic stress of scavenging pump driving train of a two-stroke diesel engine has been carried out.
对一台二冲程柴油机的扫气泵传动轴的动应力进行了实验研究。
The calculating formulas for the power of single stroke, utilization efficiency of energy and frequency of strokes are derived from the energy equation of the reciprocating pump.
并根据往复泵的能量方程推导了液动冲击器的单次冲击功、能量利用率和冲击频率的计算公式，并利用实测数据进行了验证。
On this background, an optimization method for stroke frequency of submersible reciprocating pump based on submergence depth forecasting was presented.
在这一背景下，提出一种基于沉没度预测的潜油往复泵冲次优化方法。
Due to structure needed, Anti-impact stroke is one of the important factors that have great influence on the pump efficiency of high-gas-contained oil well.
由于结构需要，抽油泵的防冲距是高含气井中影响泵效的重要因素之一。
Piston stroke length of 1, as well as the piston per minute species reciprocating cylinder liner at the number (referred to as red pump or pump a few) n-related.
活塞行程长度1，以及活塞每分种在缸套种往复的次数n有关。
The design principle is to decrease the pump velocity, reduce stroke or to use a small pump to reduce the pump displacement and keep proper submersible depth.
设计原理是减慢泵速、缩短冲程或改用小泵来降低排量，保持适当的沉没深度。
The invention also provides a starting method of the variable stroke plunger pump.
本发明还提供一种变量柱塞泵启动方法。
The invention also provides a starting method of the variable stroke plunger pump.
本发明还提供一种变量柱塞泵启动方法。
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