查询词典 screw pump

And the piston compared to single-screw pump has a better ability to self-priming.

和柱塞泵相比，单螺杆泵具有更好的自吸能力。

The product is a kind of middle and large double suction double screw pump with two construction forms i.e.

公司一个产品的介绍，我觉得有些不妥当的地方，请大家给点意见哦，谢谢

Screw pump suction stop valve should be fully open the case of start, to prevent overload or suck air.

螺杆泵应在吸排停止阀全开的情况下起动，以防过载或吸空。

According to testing requirements of a twin-screw pump,a real-time monitor ing system is introduced.

根据双螺杆泵的性能测试要求，介绍了可进行实时监控的自动检测系统，分析了其硬件构成与软件设计的原理。

Screw pump is a new type of liquid delivery of machinery, with a simple structure, safe and reliable use of easy maintenance, a continuous uniform fluid, pressure, stability and so on.

螺杆泵是一种新型的输送液体的机械，具有结构简单、工作安全可靠，使用维修方便、出液连续均匀、压力稳定等优点。

In other types of rotary pumps, the liquid is forced to travel circumferentially, however the screw pump has an axial flow pattern and low internal velocities.

在其他类型的旋转泵，液体被迫旅游圆周，但螺杆泵有轴向流型和低内部速度。

This paper introduces an approach that the CoCreate OneSpace Modeling software is used to precisely construct the model of the 135 three screw pump .

介绍了一种在CoCreate OneSpace Modeling设计环境下精确创建135型三螺杆泵实体模型的方法，在建模过程中通过运用动态模型技术，从而缩短了三螺杆泵的研发周期，提高了产品的精确度。

As a new rodless oil production equipment, the ESPCP can be applied in high-viscosity, wax content, sand or gas content well, and radically resolve problems met by sucker rod screw pump applied in heavy oil production such as break of rod , offset-abrasion of rod tube and limit to apply in deep or deviation well .The unit also overcomes the low efficiency of ESP pumping high viscosity oil and especially applied in directional well .

潜油电动螺杆泵作为一种新型的无杆采油设备，可用于高粘度、含腊、含砂、含气原油的开采，从根本上解决了有杆螺杆泵在稠油开采中的抽油杆断脱、杆管偏磨和在深井、斜井中使用受到限制的问题，而且也克服了潜油电动离心泵输送稠油效率低的缺陷，特别适用于定向井的原油开采。

Theoretical analysis: Deduce the corresponding preliminary theoretical formula and bring forward design method of trapeziform labyrinth screw pump, Integrate professional knowledge of Fluid Machinery, Make out structure chart、 accessory charts、 experimental equipment.

理论分析：在文献基础上推导出相应的理论计算公式并初步提出梯形迷宫螺旋泵设计方法；结合流体机械专业知识，设计出迷宫泵的总体结构图、生产零件图、实验装置图。

In oilfields,two-screw pump is a supercharging equipment used for oil-gas mixing delivery,and the back flow in it is an important factor influencing its performances.

双螺杆多相流混输泵是用于油气混输的增压装置，回流是影响多相泵性能的重要因素。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失