这些集管通过空气管线与抽真空系统相连，以便从空冷凝汽器内抽走不可冷凝的气体。
These manifolds are connected to the vacuum system through air take-off lines in order to remove the non-condensable gases from the condenser.
文章简要介绍了日立h- 600型电子显微镜抽真空系统，分析了抽真空程序及其程序控制电路。
The paper simply introduces the evacuation system for model H-600 electron microscope and analyzes the program of evacuation and the program control circuit.
然后根据压力的不同对炉室进行了分类。最后详细论述了抽真空充气系统的综合方法及工作原理。
Then, the furnace hearths are classified according to pressure, with their evacuating charging systems and its working principle discussed in detail.
适用于抽除空气及其它无可凝性及无腐蚀性的气体，广泛应用于需要大抽速和高真空的各种真这系统中。
In addition to pumping air and no condensate and other non-corrosive gases, widely used in pumping speed and the need for high vacuum of truth in this system.
中性束注入系统要求有洁净的动态高真空环境，大抽速液氦冷凝泵是满足此要求的理想真空获得设备。
The Neutral Beam Injection (NBI) system requires a clean high vacuum environment. The liquid helium cryocondensation pump with high pumping speed is an ideal vacuum obtain device.
清洁、大抽速真空系统是现代空间环模设备中必不可少的组成部分之一。
Vacuum system of oil free and high speed is an integrated component of a modern large simulator.
在真空系统的设计中，一般涉及到流态判别、流导、泵的抽速和系统的压力等参数。
In design of a vacuum system, generally it concerns distinguishing the regions of gas flow, the conductance of tube, the pumping speed and the pressure of system etc.
通过对低温泵的真空度及其抽速与液氦低温板温度的关系进行模拟，验证了真空系统设计的合理性。
By simulating the temperature of the cryopanel and the relation between the pressure and pumping gas speed of the cryopump, it was verified the vacuum system design was rational.
本实用新型公开了一种提高凝汽器抽真空效果的抽汽冷却系统。
The utility model discloses a steam-extracting cooling system for improving the vacuumizing effect of a condenser.
抽真空：配置大马力真空泵对汽车空调系统进行抽真空，抽力强劲更干净。
Vacuuming: Equipped with vacuum pump of great horsepower to make sure that the air in the air-condition system is as less as possible.
抽真空：配置大马力真空泵对汽车空调系统进行抽真空，抽力强劲更干净。
Vacuuming: Equipped with vacuum pump of great horsepower to make sure that the air in the air-condition system is as less as possible.
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