duplex mechanical pump

triple-barrel pump

三联式筒泵(三个泵筒与一个吸液管相连，由三拐曲轴驱动三个活塞产生均匀液流)

Calculation of Annular Clearance Leakage for the Plunger and Pump Barrel of Sucker-rod Pump

抽油泵柱塞和泵筒环隙漏失量计算的新公式

single vibration tandem roller

单筒振动串联式路碾

Anderton shearer loader

安德登滚筒式联合采煤机

three-shell lithiumbromide absorption refrigerating machine

三筒型溴化锂吸收式制冷机

liner for crosshead lubricating pump

十字头润滑油泵套筒

Preliminary study on energy efficiency of domestic multi-connected air-conditioning(heat pump) unit

家用多联式空调(热泵)机组的能效初探

Types and basic parameters of three screw pumps

GB/T10886-1989三螺杆泵型式与基本参数

Helical Three Lobe Roots Pump Design and Rotor CAD Research;

螺旋式三叶罗茨泵设计与转子CAD研究

Research on a Newly Combinational Tri-turned Crankshaft for Diaphragm Pump

新型组合式隔膜泵用三拐曲轴的研究

The Finite Element Analysis of Telescopic Coping Retained Mandibular Implant-Surpported Overdentures;

套筒冠式下颌种植覆盖义齿的三维有限元分析

Thermo-economics Analysis of a Cooling-heating-power Cogeneration System for a Gas Engine-driven Heat Pump

燃气机热泵冷热电三联供系统热经济学分析

Foult Reason Analysis and Technical Transformation on Plunger and Packing of Plunger Pump

三联柱塞泵柱塞和填料故障原因分析及技改

three-axle (tandem) roller

三轴串联压路机，串联式三轮压路机

Use of Liquid Crystal Material of High Polymer as the Rotary Vane of Direct Connected Vacuum Pump

用高分子液晶材料作直联式旋片泵旋片

Application Study of Absorption Heat Pump Technology in CHP System

吸收式热泵技术在热电联供中的应用研究

Application of tandem dry gas seal in the sulphur-contained sewage pump

串联式干气密封在含硫污水泵上的应用

displacement pump

往复式泵，活塞泵，柱塞泵，排代泵