Pump is provided with mounting base for the ease of installation and to increase the operational stability of pump.
泵设有安装底座，便于安装，增加泵运行稳定性。
A kind of jet impelling piezoelectric pump is developed based on the operational principle of piezoelectric pump.
根据压电泵的工作原理开发了一种适用于喷流推进的压电泵。
Structural design and operational principle of molds for plastics piston pump housings are presented. The mold presents itself as a simple and rational piece of design work.
介绍了柱塞式液压泵塑料壳体注塑成型模具的结构设计和工作原理，该模具具有简单合理、动作可靠等特点。
All bilge pump are operational.
所有排水泵都是正常运作的。
This paper approaches operational requirement, typical pump types, structure difference and service performance of circulation pumps which are the key equipment in vacuum salt making.
本文探讨了真空制盐行业中关键设备循环泵的使用要求，常用的循环泵类型及其结构差异，使用性能，比较其优劣，为循环泵的选型提供参考。
The heat pump-based heating system was not equipped with adequate well-functioning operational parameter indicators.
热泵供暖系统运行参数计量仪表配备不完善等。
All kinds of resisting moment effects upon pump start-up process are fully considered and the different operational results of outlet gate with little flap valve are also reviewed.
在计算过程中，比较完整地考虑了各种阻力矩对起动过程的影响，同时重点考察了平直管出水流道，具有快速闸门带小拍门断流装置形式的起动效果。
It is a special formula product devised by high PV value operational mode conditions of gear oil pump.
根据齿轮油泵的高pv值条件而设计的独特配方产品。
The practice shows that the reformed technique can realize automatic control of sump pump. Not only it avoids waste oil overflow accident, but also it improves station operational efficiency.
实践证明，采用该项改造技术，可实现油泵自动控制，不但避免了污油罐溢流事故的发生，而且提高了油田站场的工作效率。
The basic structure and operational principle of the test bench for fuel injection pump are described briefly and the basic design of fuzzy control system is analyzed.
简述了喷油泵试验台的基本结构和工作原理，分析了模糊控制系统的基本设计。
The basic structure and operational principle of the test bench for fuel injection pump are described briefly and the basic design of fuzzy control system is analyzed.
简述了喷油泵试验台的基本结构和工作原理，分析了模糊控制系统的基本设计。
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