查询词典 pumping-back method

This design has analyzed the wheel hub drill hole specification , according to the vertical multiaxle drilling machine combination computer characteristic and the requirement, carries on its hydraulic system design, it introduces emphatically this kind of drilling machine combination computer hydraulic system principle of work, the hydraulic ram design, the integration block design and the integration block loading and the hydraulic pressure pumping station design.

本设计在分析了轮毂钻孔技术要求的基础上，根据立式多轴钻床组合机的特点和要求，进行它的液压系统设计，重点介绍这种钻床组合机的液压系统工作原理、液压油缸的设计、集成块设计和集成块装配及液压泵站的设计。

Constitutes and characters of each system above are as follow: vacuum system is composed of oil diffusion pump, fore-vacuum pump, vacuum pipeline, vacuum valve, and electromagnetic valve etc. There are some advantages of high pumping speeds and pollution-resistant. Heating system is composed of heat insulation barrier all made of metal and pure metal heating element, characterized as applicable for vacuum environment, high heating velocity, high heating temperature.

上述各系统的组成与特点如下：真空系统由油扩散泵、前级泵、真空管路、真空闸阀、电磁阀等组成，其特点抽速快，有一定的抗污染能力；加热系统由全金属隔热屏和纯金属加热元件组成，适用于真空环境，具有加热速度快，温度高等特点。

Constitutes and characters of each system above are as follow: vacuum system is composed of oil diffusion pump, fore-vacuum pump, vacuum pipeline, vacuum valve, and electromagnetic valve etc. Thereare some advantages of high pumping speeds and pollution-resistant. Heating system is composed of heat insulation barrier all made of metal and pure metal heating element, characterized as applicable for vacuum environment, high heating velocity, high heating temperature.

上述各系统的组成与特点如下：真空系统由油扩散泵、前级泵、真空管路、真空闸阀、电磁阀等组成，其特点抽速快，有一定的抗污染能力；加热系统由全金属隔热屏和纯金属加热元件组成，适用于真空环境，具有加热速度快，温度高等特点。

Guided wave and fiber optics ; optical amplifier ; bidirectionally pumping ; numerical model ; optimal design

导波与光纤光学；光放大器；双向抽运；数值模型；优化设计

Thank you busy pumping free to browse the company's website.

感谢你百忙中抽闲浏览本公司的网页。

It entails isolating carbon dioxide wherever it is produced in large quantities, such as the smokestacks of coal-fired power plants, compressing it and pumping it underground.

该技术需要在产生大量二氧化碳的地方，如：煤电厂的大烟筒处，将二氧化碳隔离、压缩，然后抽到地下。

As to the large amount of electric energy consumption in oil exploitation and a large proportion of production costs, the study of linear electromagnetic pumping unit with an emphasis on direct drive becomes a focus.

针对石油在开采过程中消耗电能很大，能耗在采油成本中占有相当大的比重等问题，以直接驱动为目的的直线电磁抽油机的研究逐渐成为热点。

To get your heart pumping is recommended. About 5 minutes of warmup with at least 3 - 5 minutes of good stretching afterwards will suffice for getting your body ready.

约5分钟的热身与至少3 -5分钟良好的拉伸之后，将足以让你的身体准备好。

P74 Conveying of most building concrete from the mixer or truck to the form is done in bottom-dump buckets or in wheelbarrows or buggies or by pumping through steel pipelines.

大多数建筑物的混凝土从搅拌器或卡车到模板的运送过程是由底部能卸下的挖斗或独轮小车或手推车或用泵经由钢制的管道来完成。

New pumping stations for water extraction have been built by the Ministry of Irrigation and Water Resources of the Republic of the Sudan in the area between Khartoum and Atbara.

在喀土穆和阿特巴拉省之间，苏丹灌溉和水资源部新建多个泵站取水。

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。