英语释义

1. a pump in which the working pressure is created by means of screw-shaped impellers in the vertical water column

片语

screw centrifugal pump螺旋离心泵

Screw rane pump螺桿泵

screw vane pump coupling螺旋形滑片泵联轴器

screw ane pump螺旋形滑片泵

screw oil pump单螺桿油泵

screw u pump螺旋泵

screw type pump螺旋泵

screw vane pump螺旋形滑片泵

screw though pump槽式螺旋泵

英汉例句

• there is no internal scale product of dry screw pump owing to the late research starting, so like products are all depend on importing and the price is very expensive.

  由于国内螺桿干泵的研究起步较晚，目前还没有规模化的产品，同类产品全部依靠进口，价格十分昂贵。

• for screw pump well, the following accidents, such as rod breaking, wax locking and pump burning, always happened.

  螺桿泵井运行过程中经常出现桿柱断脱、蜡卡、烧泵等现象。

• the application of bi - screw pump (instead of former steam reciprocating pump) in the spray wax deoiling unit shows that such pump runs reliably and good economic benefit is also gained.

  喷雾蜡脱油装置采用双螺桿泵（代替原来蒸汽往复泵）输送喷雾蜡膏油的情况表明，双螺桿泵运行可靠，不易抽空，经济效益良好。

• the capacity of single-head screw pump is smaller than dual-head screw pump, so it can not meet the need of oil well production.

  但是单头单螺桿泵由于受到自身结构和油井井身结构的限制，其排量比双头单螺桿泵要小，从而难以满足油井的产量需求。

• screw pump selection should follow the economy, reasonable and reliable principle.

  螺桿泵选用应遵循经济、合理、可靠的原则。

• the pumping system planning is the foundation of ensuring the system functioning normally, and a screw pump is the vital to this system.

  螺桿泵抽油系统设计是保证螺桿泵抽油系统正常运行的基础。而螺桿泵是该系统中的关键设备，选好螺桿泵十分重要。

• in the light of the frequent breakdown and badly lifting efficient of using conventional screw pump recovering viscous crude.

  开采较高粘度的稠油，常规螺桿泵往往表现出故障率高、举升效果差。

• therefore, the labyrinth screw pump can make use of the performance ascendancy of a plurality of labyrinth screw bodies and overcome the performance limitation of one labyrinth screw body.

  可以发挥多个迷宫螺旋体的性能优势，克服一个迷宫螺旋体的性能局限。

• in this paper, the modified tooth profile of three screw pump is discussed, and the new profile is offered in order to solve the existing problems.

  对现有三螺桿泵从动螺桿的修正齿型进行分析，找出存在的问题，提出了齿型修正方案。

• it is conceivable to narrow the gap, but if the gap is made narrow, the screw pump ends up contacting the casing if the screw pump becomes eccentric.

  于是，也考虑将该间隙变窄，但将其变窄的话，在螺桿泵偏心 时会与壳体接触。

• attending and plunger pump, diaphragm pump and the gear pump, screw pump can be used in the pharmaceutical filling and metering.

  ⑩和柱塞泵，隔膜泵及齿轮泵不同的是，螺桿泵可用于药剂填充和计量。

• double screw pump series products are divided into single suction of two kinds of double screw pump and double suction double screw pump.

  双螺桿泵系列产品分为单吸双螺桿泵和双吸双螺桿泵两大类。

• slurry catalyst feed pump used in gas-phase flowing bed process of pe plant is a type of single screw pump with special structure.

  聚乙烯装置流化床反应器浆液催化剂加料泵是一种结构特殊的单螺桿泵。

• double screw pump can be divided into internal bearing and the outer bearing two forms.

  双螺桿泵可分为内置轴承和外置轴承两种形式。

• especially for the development of the industry, the future of the three screw pump became better and better.

  尤其是近几年工业的快速发展，使得三螺桿泵的应用前景越来越好。

• simple in structure, small in volume, light in weight, little in energy loss, screw pump oil system could decrease oil cost, improve efficiency, and be of widely prospect.

  螺桿泵采油系统结构简单、体积小、重量轻、耗能小，使用螺桿泵采油可降低采油成本，提高采油效益，具有广泛的发展前景。

• it also introduces the test and the application of the large single screw pump. both test results and application show that the large single screw pump has re…

  试验及使用结果表明：大型单螺桿泵性能达到设计要求，具有参数合理、结构先进、工作可靠的特点。

• starting with the current situations of the screw pump lifting, this paper analyzes the adaptability of the screw pump lifting in alkali-surfactant-polymer flooding and poi…

  从三元复合驱螺桿泵举升技术现状出发，分析了螺桿泵举升在三元复合驱应用的适应性，给出了螺桿泵举升技术的应用效果。

• the paper brings out the reforming scheme of double screw pump substituting for centrifugal pump. the on-spot test and application has achieved good energy conservation effect.

  提出了用双螺桿泵代替离心泵的技术改造方案，经现场试验及应用，取得了良好的节能效果。