查询词典 pumping

The unit adopts variable displacement hydraulic pump, hydraulic cylinder, movable pulley and broad belt to transmit power,has the charecteristics of abundant recovery and full use of power,minor fluctuation of electric motor load, low height of the unit, long stroke length and convinence of adjusting the stroke length and pumping speed, can realize the performance of being fast on the upstroke and slow on the downs...

该液压抽油机采用变量液压泵—液压缸—动带轮及宽胶带传递动力，具有功率回收利用充分、电动机负载波动小、整机高度较低、冲程长、冲程和冲次调节方便等特点，可实现上快下慢的工作状态，并具有失载与过载保护功能，是一种结构简单、重量轻、能耗少、载荷大的新型长冲程液压抽油机。

The system of the characteristic tests and fault diagnoses of pumping station is a complicated one combining multifold technologies such as control technology, computer technology and fault diagnose technology. At present the research on this field is at the underway stage.

泵站特性测试与故障诊断系统是一个综合测试控制技术、计算机技术、通信技术和故障诊断技术等多种学科知识，结构复杂的体系，目前国内对于这一领域的研究还处于起步阶段。

Have a more muted effect on pumping prices than in the past.

与过去相比，其对推升汽油价格的影响也小得多。

The oxygen service pumps are suitable for pumping oxygen, air, nitrogen, argon, and other nonreactive gases.

氧气泵适合抽氧气、大气、氮气、氩气和其他不反应气体。

The numberical simulation of sucker-rod pumping systems is a mathematical method based on wave eguation to analyse the behavior of the systems.

有杆抽油系统的数值模拟是以波动方程为基础研究系统工作动态的数学方法。

At first, a flexible mathematiical model describing pumping system and its numerical method is presented in this paper.

首先，本文描述了表示抽油系统的数学模型及其数值求解方法。

The catalytic activated carbon deodorizing device was used for purifying odorous gases in sewage pumping station.

采用催化型活性炭除臭装置对污水泵站产生的臭气进行净化。

According to various pumping styles, the laser output efficiency and optimal output coupling are different, and so do other parameters.

染料激光器由于不同的抽运方式，在出光效率和最佳输出耦合率等参数上有很大的不同。

The three order polynomial of pump's efficiency curve for different speeds was inferenced for the first time, and the mathematical model for optimal operation of pumping unit by speed control was established.

详细地研究了螺旋离心泵的变速性能。首次推导出不同转速下泵效率曲线的3次多项式方程，并建立了变速优化运行数学模型。

1 For water out of hydraulic system: adopt blocking and draining methods, unique draining structure is designed at the guide sleeve of the piston rod in pumping oil cylinder, which makes the water leaked into the scraper seal converging in the waterspout and drained through the osculum, thus avoiding the water getting into hydraulic system through the seal.

对于液压系统外水分：采取堵，排共施的策略，在泵送油缸活塞杆导向套处 2009 年第 1 版( The first edition in 2009) 18 HBT60.13.90S HBT60.13.90SC 设计有独特的排水结构，其可将渗入防尘圈的水汇聚于排水槽内并通过排水孔排出，从而避免了水分通过后面的密封进入液压系统，做到将水分拒之于系统之外。

The changes of the HAF after liver injury may be related to the volume of blood loss, the intraabdominal pressure and the pneumoperitoneum duration.

肝撞击伤伴失血后肝动脉血流量的变化与失血量、气腹压力以及气腹持续时间等有密切联系。

Reneging on our commitments to the world's poor cannot be an austerity measure, she said.

放弃我们给世界上的穷国的承诺不能成为一种紧缩措施。