现以活塞式为例来说明往复泵工作原理。
Now to an example to illustrate the reciprocating piston pump works.
文章介绍了双向活塞式精密气体采样计量泵的研制及其特性和应用。
The paper introduces the development of the precise metering pump with two \ | way piston for sampling flue gases, its characteristic and applications.
液压驱动的钻井泵采用变量液压泵和动力油缸组成液压钻井泵的动力端；液力端和现在使用的三缸单作用活塞式钻井泵相同。
Hydraulic dive drilling pump adopts variable hydraulic pump and dynamic cylinder as its power end and its fluid end is identical with the triplex single acting piston pump.
为避免互逆活塞式砂浆泵在运动过程中出现的“刚性冲击”，对凸轮机构进行了修正设计，并分析了修正凸轮机构的运动特性。
For the avoidance of rigidity impact of commutative piston mortar pump in movement, the amendatory CAM mechanism was designed, and the characteristic of movements was analyzed.
提出了活塞式灌浆泵存在的问题，论述了活塞式灌浆泵技术改造方案的可行性。
Problems of raise the piston grouting pump, feasible of discusses the piston grouting pump technology transformation scheme.
旋转活塞式灌装机适合容积灌装泵输送的物料。
ZB rotary piston fillers are suitable to fill volumetrically all pumpable products.
双活塞式液压自由活塞发动机是将内燃机与液压泵集成为一体的新型动力机械。
The objective of the study is to analyze one particular engine, the dual hydraulic free piston engine-DHFPE.
通过建立岩体中灌浆管状模型，利用灌浆施工中常用的活塞式灌浆泵，进行了圆管模型灌水(浆)试验。
The circular tube grouting test was made by the established model of grouting slurry tube in rock mass and using piston type grouting pump commonly used in grouting engineering.
首先根据液压活塞式混凝土泵的工作原理，阐述了混凝土泵排量的基本数学模型，指出模型中的实时泵送效率是解决问题的关键。
The basic mathematic model of the output of hydraulic piston concrete pump was described in terms of its working principle, the influence on real-time pumping efficiency was analyzed.
F80系列无油活塞式真空泵，具有体积小、重量轻、噪声低、免维护、高寿命的优点，产品通过ISO- 9001质量体系认证。
The series of F80 Oil free Piston Vacuum Pump, characterized as compact appearance, low noise, durability and maintenance free, has passed the ISO-9001 Quality System Authentication.
F80系列无油活塞式真空泵，具有体积小、重量轻、噪声低、免维护、高寿命的优点，产品通过ISO- 9001质量体系认证。
The series of F80 Oil free Piston Vacuum Pump, characterized as compact appearance, low noise, durability and maintenance free, has passed the ISO-9001 Quality System Authentication.
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