查询词典 pumping-back method

A pulsator is placed on the inner bottom of a washing/drying tub which is open on its upper side, wash water is introduced through a circulating water passage by the pumping action of the pulsator being rotated, and a discharge opening is provided at the top of the circulating water passage to discharge the wash water toward the center of the washing/drying tub .

一种洗衣机，在上方开口的洗涤／脱水桶内底部设有波轮，通过该波轮的泵作用经循环水道而将洗净水引导至洗涤／脱水桶侧壁高度方向中途，并从设于循环水道上方部的喷出口向洗涤／脱水桶中央喷出。

With the model, torque change in both the pump and pumping rod along the wellbore could be obtained.

利用该模型可获得井筒中任意部位及螺杆泵处抽油杆扭矩的变化情况。

It is indicated that employing the new oil pumping unit can raise the efficiency of the sucker rod pump under the surface.

分析与计算结果表明，新型液压抽油机的效率较常规游梁式抽油机的效率有较小幅度的提高，并指出了这种抽油机对提高井下效率的可能性。

In this thesis , in order to make the beam pumper save energy and improve efficiency , the problem of dry and empty pumping and parking monitor are analysised and researched .

本文围绕游梁式抽油机节能降耗，提高效率，针对油井的空抽问题和停机监控问题进行分析研究，设计了抽油用自适应电机智能控制系统。

The problem, is at the pumping station to the city's well.

这个问题，是这座城市的良好的抽水站。

Almost all pumps are installed in some type of pumping station.

几乎所有的泵安装在各种类型的泵站中。

Shanghai's sewage pumping station to control and improve the city played a key role in water pollution.

上海市的污水泵站对控制和改善本市的水污染起到了关键的作用。

Determination of the operating point of pumps in parallel plays a vital important role in design of pumping station.

水泵并联运行的工况点确定在泵站设计中占据着极其重要的地位。

Firstly, in this paper, we introduce the development of monitoring and control system of pumping station, microcontroller technology both here and abroad.

本文首先介绍了国内外泵站监控系统的发展、单片机技术的发展状况。

The solution of these problems, the herald a more economic rational pumping station.

这些问题的解决，预示着一个比较经济合理泵站的出现。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。