Through the design and experimental research of PLW-8 peripheral canned pump, the hydraulic design and structural design of this type of pump are introduced and the design main points are summarized.
通过对PLW- 8型旋涡式屏蔽泵的设计及试验研究，介绍了该类型泵的水力设计及结构设计，总结了设计要领，并将一些重要参数对泵性能的影响做了探索。
Unreasonable selection of pump type and improper combination operation are the main causes of low efficiency and energy consuming of intake pumping station equipment.
取水泵站装置效率低、能耗大的主要原因是水泵选型和组合运行调度不合理。
Type DG pump is single casing segmental multi-stage centrifugal pump, the main parts of it are stator, rotor, bearing and shaft seal.
本型泵是单壳体节段式多级离心泵，主要由定子、转子、轴承和轴封四大部分组成。
Main design models are: household type AEC150X2 integral heat pump water heater.
主要设计的机型有：家用机型AEC150 X2整体式热泵热水器。
The article introduces technology application of soil-air type land source hot pump through main building engineering of TangShan institute north school region.
本文结合唐山学院北校区主楼工程介绍土—气型地源热泵技术应用。
By using this method presented in this paper, not only the optimum design of main pipe net was given, but the water head and flow and pump type were decided.
所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
The main products are: JP Series winch irrigation system, the transfer of irrigation system, PYC series of vertical rocker-type nozzle, QZ, QH, QSZ, QSH series axis (mixed)-flow submersible pump.
主要产品有：JP系列绞盘式喷灌机、移管式喷灌机、PYC系列垂直摇臂式喷头、QZ、QH、QSZ、QSH型系列轴（混）流式潜水电泵。
The main products are: JP Series winch irrigation system, the transfer of irrigation system, PYC series of vertical rocker-type nozzle, QZ, QH, QSZ, QSH series axis (mixed)-flow submersible pump.
主要产品有：JP系列绞盘式喷灌机、移管式喷灌机、PYC系列垂直摇臂式喷头、QZ、QH、QSZ、QSH型系列轴（混）流式潜水电泵。
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