Pump的例句大全

Theoretic research of the variable displacement pump and motor of the same width and with sliders, single-action, double-output and double-stators

等宽、滑块型、单作用、双输出、双定子变量泵和马达的原理研究

The theoretical analysis of boundary layer in vane of centrifugal two-phase flow pump may provide a basis for flow drag in vane surface and a theoretical evidence to determine vane curve.

离心式固液两相流泵叶片的边界层的理论分析，可以为分析流体在叶片表面沿程阻力提供基础，进一步也可以为确定叶片型线提供理论依据。

Theoretical Design of the Concrete Jet Pump

混凝土射流泵装置的理论设计

Moreover, about the vane pump with three separate vanes a detail discussion is made, and the method of analysing and computing the theoretical displacement of the pump is given.

此外，本文较详尽地讨论了三隔叶片式叶片泵理论流量的分析与计算。

Based on theoretical dynamometer card, a set of distinguish way of indication diagram in pump oil well has been built which concentrates the identified key points on four points of dynamometer card, that traditional analysis base since 20 years.

在理论示功图的基础上，建立了一套抽油井示功图判别法，将判别要点集中在示功图的四个点上，动摇了二十多年来的传统分析基础。

The paper researches deeply the demonstration process of pump theoretical head formula and concludes that the precision of theoretical head is determined mainly by slip coefficient.

较深入研究和分析了理论扬程公式的推导过程，认为滑移系数是理论扬程计算结果精度的主要决定因素之一。

Theoretical pressure head and performance curves of submersible electric centrifugal pump for gas-liquid mixture

电动潜油离心泵输送气液两相介质的理论压头和理论特性曲线

With the analysis of forming mechanism of the actual Quantity-Head curve of centrifugal pump, the relation of slope and hump of theoretical Quantity-Head curve of centrifugal pump was derived mathematically, and the relation of specific speed and curve slope was presented.

分析了离心泵实际流量扬程曲线的形成过程，数学推导了理论流量扬程曲线斜率与驼峰的关系，提出了比转速与斜率大小的关系曲线。

Theoretical Research on Measuring Method of Concrete Pump Discharge

混凝土泵排量计量方法理论研究

Theoretical study of differential velocity 4-vane pump

四叶片差速泵的理论研究

The piston pump with cylindrical cam-drive mechanism changes the discipline of the movement of the plunger through the cylindrical cam-drive mechanism with special profile, which leads to no fluctuation in constant flow and pressure. The uneven degree of theoretical flow is zero.

圆柱凸轮柱塞泵是通过具有特殊轮廓曲线的圆柱凸轮机构改变柱塞的运动规律，使其流量和压力基本无波动，流量不均度理论上为零。

There is a large size, heavy weight, pressure and flow pulsation problems in the conventional crank-type reciprocating pump.

传统的曲柄连杆式往复泵存在体积大、重量重、压力和流量脉动等问题。

Latest Technological Advances and Market Trends of Carbon Dioxide Heat Pump Water Heater

二氧化碳热泵热水器技术进展与市场趋势

Technological Design and Operation of Large Booster Pump Station

大型直抽给水加压泵站的工艺设计及运行分析

Describes briefly the design conception, technological requirements, drive system, constructional selection and working principle of the pump.

本文简要的叙述了爪式无油增压传输真空泵的设计依据、技术要求、驱动传动系统、结构选择及其工作原理。该系列产品在实际应用中也取得了良好的效果。

Study on Technology of Metal Matrix Composites Prepared by V EPC Method Selection of Vacuum Pump and Capacity Calculation of Dust Separator in Lost Foam and V-process Casting

负压实型铸造法制备金属基复合材料的工艺研究消失模与V法铸造用真空泵的选型和负压罐的计算

Problems of raise the piston grouting pump, feasible of discusses the piston grouting pump technology transformation scheme.

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。

The oil vapor contamination in the old vacuum furnace was inherited from its oil diffusion pump, and the inaccuracy temperature control of the furnace chamber was resulted from the manual temperature adjust-ment. These problems have severely restricted the development of vacuum technology in our laboratories.

老式真空炉由于采用了油扩散泵和手动控温方式，存在真空系统被油污染和控温精度差的问题，严重影响了真空工艺质量。

Since initial adjustment of household heating meter system possess necessary control equipments& self-operated differential pressure controlling valve, temperature control valve and the pump of frequency conversion.

由于分户热计量系统初调节与以往的初调节相比，拥有必要的控制设备&自力式压差控制阀、温控阀、变频水泵。

The optimal temperature difference of the high temperature heat pump system

高温热泵供热系统的最佳供热温差