查询词典 pumping-back method

Domestic and international application most extensive take out oil equipment is the type pumping unit of walking beam - the installation of oil well pump, or is called as have rod oil equipment.

国内外应用最广泛的抽油设备是游梁式抽油机-抽油泵装置，或称作有杆抽油设备。

18HY bend walking beam pumping unit so as to increase the load on polished rod capacity of maximum stroke through the optimized main technical parameters.

8-18HY型整体弯游梁式抽油机采用游梁平衡方式，优化了抽油机的结构参数，提高了最大冲程工况的悬点承载能力。

C. warm pump High-temperature liquid transfer pump such as the power plant boiler feed pumps must be warm before you start pumping.

c。暖泵事纪高温液体的泵，如电厂的锅炉给水泵，在启动前必须先暖泵。

The following give the motor, water pumps and the pumping station of the common causes of vibration and the elimination of measures.

以下给出了电机、水泵及泵房振动的常见原因及消除措施。

National patent of new energy efficient pumping sand and water pump motor pump is integrated into the dielectric coaxial working hydraulic machinery.

国家专利新型高效节能抽沙泵是电机与水泵同轴一体潜入介质中工作的水力机械。

Double-matching degree II of active fly ash and KJ-70AL air-entraining superplasticizer are applied to solve the synthesis problem of water hydration,anti-penetrating,anti-frozen of massive pumping concrete C30P12F100.Strict quality controlling measurement can assure construction progressing.

应用双掺Ⅱ级活性粉煤灰和KJ-70AL引气缓凝高效减水剂技术，解决了C30P12F100大体积泵送混凝土施工中水化热高、抗渗、抗冻等综合难题，并通过采取严格的质量控制措施，确保施工的顺利进行和工程质量。

Based on the integral hydraulic model test of SHANGHAI CHANGQIAO waterwork s water-transport pumping station,some research on the hydraulic characteristics of the pressurized forbay has been done in the paper.

本文基于上海长桥自来水厂改造工程送水泵站整体水力模型试验，对有压前池的水力特性进行了研究，研究的主要内容如下： 1、无导流措施的有压前池在不同供水组合及不同机组开机组合条件下的水力特性，并分析了流态较差的原因； 2、加设导流墩后有压前池的水力特性，以及加设导流墩流态改善的原因； 3、有压前池进气临界条件的试验研究； 4、水泵进气以后水泵性能的讨论。

Even though no one CARES about this ZhiYuan, he was flying in the extreme, the freedom of long tail lines keep aloof, dust, but once all of the memories of the lamp is destroyed, but to leave for the development of the story, the wax candle sacrifice with warm tears still pumping out like wounds, tired of the soul, whip whinny should end, without any necessary to continue the game.

纵然没有人在乎这纸鸢了，他被放飞在自由的极端，那长长的尾线连缀着粉尘，淹没了曾经所有的记忆，然而灯是灭去了的，却留下为故事的发展牺牲的蜡，烛的泪依旧带着温热伤痕，疲惫象抽赶烈马的鞭子，灵魂应该结束，游戏没有任何必要继续下去。

Keen as a whippet, his thin arms pumping, he headed into the prevailing swell. In his 80s, he would do an hour of this. In his 90s, he still managed 25 minutes.

他动作敏捷，摆动着细长的双臂，义无反顾地迎浪而行。80多岁的时候，他能还做1个小时的海水劲走，即便是到了90多岁的高龄，仍然能坚持25分钟。

Keen as a whippet, his thin arms pumping, he headed into the prevailing swell.

像只小灵狗一样的敏捷，他用细长的胳膊练举重，一头扎进席卷而来的海浪中。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。