抽气

The basic principle of optimum structural design of special sucker rod pump was put forward according to real oil well conditions.

提出了根据井况进行杆式抽油泵结构优化设计的一般原则，并在常规杆式抽油泵的基础上，进行了结构优化设计，形成了系列特种杆式抽油泵，提高了杆式抽油泵密封锚定的可靠性，以适应含气、砂等井况。

With the technology, improve manufacturing processes and quality materials to choose from, small-scale rotor vane vacuum pump can be directly linked with the motor shaft, speed can be as high as 1450 r / min, significantly increased the pump rate and reduced exhaust pump.

随着技术的发展、制造工艺的完善和优质材料的选用，小型滑片真空泵的转轴可与电动机轴直联，转速可高达1450转／分，大大提高了泵的抽气速率和减轻了泵的重量。

Rotor for rotation, have been the exhaust pump.

转子连续转动，泵便不断抽气。

Exhaust port and the suction pump connected for adsorption of objects such as Manifold, precision parts, etc.

泵抽气口与吸盘连接，用于吸附物体

The self-contained unit features clear controls, its own powerful suction system and ergonomic handtools that are immediately familiar to dentists and hygienists.

这个设备齐全的单元以明确的控制为特征，它自己强劲的抽气系统和人机工程的手持式工具可以被牙医和卫生学者很快熟悉。

The reason of RH-KTB system performance declining is analyzed. Not only owing to entry temperature, pressure, flux of water vapor and condenser's bad effect, extraction ability of vacuum pump declines but also there are leaks in vacuum system result in system performance declining.

对系统性能下降的原因进行了分析，水蒸汽的人口温度、压力、流量的变动及冷凝器的冷凝效果不佳而导致的真空泵抽气能力下降以及系统泄漏是导致系统性能下降的主要原因。

In the reciprocating pump, the suction valve and exhaust valve is a very important component and is vulnerable parts of their work directly affects the limits of the pressure reciprocating pump, pumping speed, power consumption and operating reliability.

在往复泵中，吸气阀和排气阀是非常重要的部件且是易损部件，它们工作的好坏直接影响往复泵的极限压力、抽气速率、功率消耗以及运行的可靠性。

In the reciprocating pump, the suction valve and exhaust valve is a very important component and is vulnerable parts of their work a direct impact on the limit pressure reciprocating pump, extraction rate, power consumption, as well as the reliability of operation.

气缸摘要：在往复泵中旋转气缸，吸气阀和排气阀是非常重要的部件且是易损部件，它们工作的好坏直接影响往复泵的极限压力、抽气速率、功率消耗以及运行的可靠性。

The steam channel inside the ribbon makes the steam and air mixture directly lead to the air extraction outlet in air cooling zone.

带状内侧形成的流道使蒸汽-空气混合物能直接通往空气冷却区的抽气口。

This BFPT is operated with dual admission utilizing extraction steam as a primary supply and live steam for start-up and low load.

有一台100% MCR 的容量的汽动给水泵，这台锅炉给水泵汽轮机有两种进汽方式，以抽气为主，起动和低负荷时使用主蒸汽。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。