片语

pump assembly efficiency泵装置效率

pump hydraulic efficiency水泵水力效率

pump package efficiency泵组效率

pump blade efficiency水泵叶片效率

pump station efficiency泵站效率

pump volumetric efficiency泵容积效率

pump mechanical efficiency鉆井泵效率

pump test efficiency泵测试效率

英汉例句

• The experiments on different types of impeller are done by changing the clearance of wear-ring to prove that the clearance has no influence on the pump efficiency under various types of impeller.

  通过改变叶轮口环间隙的大小对不同叶片型式的低比转速离心泵进行试验，证明口环间隙对低比转速离心泵效率的影响与泵叶轮的叶片的型式无关。

• The results show that available power and power input of water pump continuously decline with motor frequency reducing, and pump efficiency also decrease at the same time.

  结果水泵有效功率和输入功率均随着电机频率的下降而不断降低，同时水泵效率也随着频率下降而降低。

• Immersible degrees in oil Wells with low pump efficiency were adjusted by using the relation curves.

  利用该关系图对泵效低下的油井沉没度进行调整，取得了较好的效果。

• The original pump is running about a year there when the strong vibration, seal leakage, and significantly reduce pump efficiency and other issues, we must overhaul downtime.

  原泵运行约一年的时就出现振动强、轴封泄漏大、泵效率大大降低等问题，必须停机检修。

• The impacts of gas compressive effects in Chambers of rod pumps on pump efficiency are exemplified through real calculation.

  通过举例计算，说明泵腔内气体的压缩效应对泵效损失影响很大。

• The gas will effect the pump efficiency of deep well-pump, if the amount of the gas of oil well is large, even gas locking occurs.

  如果油井产出气量较大，则这些气体对深井泵的泵效将产生很大影响，严重的井甚至发生气锁。

• After the implementation of at guaranteed the same amount of fluid and fuel, the pump efficiency improve by 11.9%, saving 48 degree day.

  实施以后，在保证了液量和油量不变的情况下，泵效提高了11.9%，日节电48度。

• The pump efficiency of 32% rod pumped Wells in Erlian Oilfield is lower than 30%, and increasing production centralizer is introduced to solve this problem.

  二连油田有32%的抽油机井泵效低于30%，为此有针对性地引进了增抽扶正器配套工艺。

• The electric consumption is based on an overall pump efficiency of 40 % (Hydraulic plus Electric).

  耗电量以40%的总泵效率（液压泵加电动泵）为基础。

• After calculating, the be st combination of pumping parameter and pumping rod and interval of stabilizer a nd pump efficiency are shown, which...

  通过软件计算，可确定出抽汲参数、抽油桿、扶正器间距和泵效的最佳组合。

• After transformation, the sealing effect is good, the service life of seals is long, pump efficiency and running time is increased.

  改造后密封效果好，密封使用寿命长，并且提高了泵的效率和运行时间。

• It is proved with the example that the new method works well for water pump efficiency characteristic curve fitting.

  实例计算表明，采用该方法可以较好地拟合水泵效率特性曲线。

• Other design methods were also presented, such as the face seal at inlet, axial thrust bearing, and its effect to pump efficiency was also discussed.

  同时进行了进口端面密封设计、推力轴承设计以及对水泵效率影响的讨论。

• A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection Wells.

  针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况，研制了强启闭柱塞抽油泵。

• To improve the pump efficiency of these Wells, this paper analyzes the factors that affect pump efficiency and founds out the effect of cavitation erosion on it.

  为了提高这部分油井泵效，对泵效影响因素进行分析，发现了气蚀效应对泵效的影响。

• As there isn't much change room for head and motor efficiency, we have to take measures to increase pump efficiency and brine salinity to decrease the electricity consumption for brine extraction.

  而扬程和电机的效率均无多大变化空间，要使采卤电耗较低可从提高泵的效率和卤水的含盐量方面来想办法。

• The test results have proved that the flow rate widely varied and the pump efficiency is high when the pump outlet line structure was altered and the outlet pressure was controlled in a special limit.

  试验结果表明，改变泵出口管线结构，使泵出口压力在一定范围内工作时，流量变化大，而且泵效率较高，可以作为泵调整参数的一种手段；

• It has put up high pump efficiency and high system effectiveness sufficiently, shown good working performance.

  在现场应用中充分表现出了泵效高、系统效率高的特点，显示了良好的工作性能。