1.
displacement pump
往复式泵，活塞泵，柱塞泵，排代泵
2.
double action reciprocating pump
双作用活塞式往复泵
3.
Research on Theory and Experiment of Balanced Compound Gear Pump;
平衡式复合齿轮泵的理论与试验研究
4.
The CFD Simulation and Flow Field Analysis of Multiphase-pump Immobile Compound Impeller
多相泵复合式静叶CFD模拟及流场分析
5.
Compound system of heat pump air-conditioning and refrigerator with two-stage compression
两级压缩式热泵空调与冰箱复合系统
6.
Oscillating displacement pump which may achieve a considerably longer trouble-free operation than a conventional diaphragm piston pump.
往复式容积泵，有比传统隔膜活塞泵长的多的无故障运行时间。
7.
differential pump
差动泵（往复泵的一种）
8.
Reciprocating Pump & Other type Pumps
往复泵及其它类型泵
9.
reciprocating force-pump for liquids, not fitted with nor designed to be fitted with a measuring device
往复式液体压力泵,未装或未设计装有测量装置
10.
Investigation on Decelerating Fuel Injection Pump Cam Used in the Compound Combustion System of Diesel Engine
复合式燃烧系统采用降速油泵凸轮的试验研究
11.
The Operation Characteristics Study of Hybrid Geothermal Heat Pump with Solar Collectors;
太阳能—土壤复合式地源热泵运行特性研究
12.
A Study on the Soil Temperature in a Hybrid Ground Source Heat Pump System with Supplementary Cooling Tower;
辅助冷却复合式地源热泵地下温度场的研究
13.
Research of Heat Transfer and Recovery of Tube Banks in Pile Foundational Ground-Coupled Heat Pump;
桩基式土壤源热泵管群换热及恢复特性的研究
14.
Theoretic Analysis and Experimental Study on Cascade Heat Pump System;
复叠式热泵系统的理论分析和实验研究
15.
Theory and Experimental Study on Two-stage Compression and Cascade Heat Pump;
双级压缩复叠式热泵系统的理论和实验研究
16.
The Technical Parameter and Core Technology of Reciprocating Piston Diaghragm Pump;
往复式活塞隔膜泵的技术参数及核心技术
17.
Orthogonal design of complex impeller of centrifugal pump with super-low-specific-speed
超低比转速高速离心泵复合式叶轮的正交设计
18.
Thermodynamic calculation and analysis on auto-cascade heat pump system
自然复叠式热泵循环系统热力计算与分析