The application of vacuum system is playing more and more an important role in the modern scientific research and manufacturing fields.
真空系统的应用在现代科研生产领域中起着越来越重要的作用，越来越被人们所重视。
In the system the digital is controlled by PLC, digital is mainly used to control the switch data of pipeline in the vacuum system and metallurgical vessel and CVD vessel.
本系统中的数字量由PLC控制，数字量主要控制真空系统、烧结炉和化学气相沉积炉中各通气管路中的开关量。
A pneumatically activated butterfly valve is located close to the condenser to isolate the vacuum system from the condenser.
在靠冷凝器的位置有一个气动蝶阀，将冷凝器与真空系统隔开。
It is very difficult to measure precisely the surface temperature of a photocathode in a vacuum system during the thermal cleaning.
然而，在热清洗过程中对处在真空系统中的光电阴极表面温度进行精确测量却是非常困难的。
The vacuum system process of PET unit, the design of EG steam ejector shape and support, the selection of support spring and the main points in the ejector pipe design are introduced.
介绍聚酯装置的真空系统的流程、乙二醇蒸气喷射泵的外型型式设计、支座设计、支座弹簧选择及乙二醇蒸气喷射泵配管设计中的要点。
The vacuum system utilizes two vacuum pumps and one booster pump to achieve a vacuum.
真空系统采用两台真空泵和一台罗茨泵来实现真空。
This welding equipment consists of hollow cathode welding torch, vacuum system, welding power source, gas flow control unit and compact control device.
空心阴极焊接设备由空心阴极焊枪、真空系统、焊接电源、气体流量控制单元、总控制箱组成。
The multi-stage vacuum system and gaseous secondary electron detector(GSED) for environmental scanning electron microscope(ESEM) were simply introduced and the basic principle of ESEM was discussed.
本文简单介绍了构成环境扫描电镜（ESEM）的多级真空系统和气体二次电子探测器，描述了ESEM的基本工作原理。
The process and importance of extractant regeneration of butene enrichment vacuum system is briefly described and problems occurred during extractant regeneration are analyzed and summarized.
简要叙述了丁烯提浓真空系统的萃取剂再生的工艺过程及重要性，并对萃取剂再生中存在的问题进行了分析与总结。
The specially designed process fully shows the good concentricity of the two shafts. Thermal media and vacuum system all adopt reliable mechanical sealing or rotating connector of American Technology.
特别设计的工艺，充分体现了两支轴的良好同心，热媒及真空系统均采用可靠的机械密封或美国技木的旋转接头。
Color changing nonel tube, nitrogen, oxygen and vacuum system were used to study influence of gaseous medium inside nonel tube on its detonation propagation reliability.
利用变色塑料导爆管、氮气、氧气和真空系统对管腔内介质影响导爆管传爆可靠性做了研究。
The paper expounds the arrangement, technological process, characteristic of vacuum system for high pressure impregnation as well as the affection on impregnation qUality.
综述了二种高压浸渍真空系统的配置、工艺过程、特点及其对浸渍效果的影响。
The single crystal furnace is a special equipment of growth single crystal for LSI. This paper mainly introduces the design of vacuum system and charge system of crystal furnace.
单晶炉是生长大规模集成电路所需要硅单晶的专用设备。本文主要介绍了单晶炉的真空系统与充气系统的设计。
This article introduces some improving work on impurities control of vacuum system in EAST TOKAMAK device.
本文介绍了基于EAST超导托卡马克装置真空系统杂质控制系统的改进工作。
In addition, indoor air system, heat recovery systems, central vacuum system, fire doors Solenoid Valve Control system and indoor fire hose system configurations are rare in China.
此外，室内空气系统，热回收系统，中央真空系统，防火门电磁阀控制系统和室内消防水带的系统配置在中国是罕见的。
The design and calculation of mostly parts are carried out specifically, which includes of power of heater, element of heater, thickness of shell, vacuum system, and drive etc.
设备的设计计算主要包括加热器的功率、加热元件、壳体的壁厚、真空系统、传动等方面的计算。
It consists of cluster generating system, vacuum system, laser-cluster synchronization system, laser focusing system, and diagnosis facility for laser-cluster interaction.
该系统包括团簇产生系统、真空系统、激光与团簇同步系统、聚焦系统，以及激光与团簇相互作用诊断设备。
This essay introduces the theory and method of helium mass-spectrum leak detection for vacuum system of condenser.
本文系统地介绍了凝汽器真空系统氦质谱检漏原理和方法。
These manifolds are connected to the vacuum system through air take-off lines in order to remove the non-condensable gases from the condenser.
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。
WZI type external heating vacuum evaporator is a kind of natural circulating evaporator operated under vacuum system.
WZI型外加热式真空蒸发器是一种在真空系统下操作的自然循环型蒸发器。
How to judge whether air leakage exists in vacuum system and how to resolve?
如何判断真空系统有否漏气及解决办法？
The vacuum system USES a compact vacuum pump group and compound gauges with wide measuring range and good hermetization.
真空系统采用复合真空计及真空机组，测量范围宽、设备紧凑、密封性能好。
The plasma source ion implantation device consists of pulsed negative high voltage power, hot cathode arc discharge system, vacuum chamber and target stage, vacuum system and monitor system.
等离子体源离子注入装置由脉冲负高压源系统、热阴极弧放电系统、真空室及样品台、真空系统和监测系统等五部分组成。
Some work on residual gas analysis for vacuum system of NSRL electron storage is to be described.
本文将介绍有关NSRL储存环真空系统残气分析的部分工作。
The experimental table of pulse tube cryocooler includes refrigerator system, measuring system, data collecting system and vacuum system.
脉冲管制冷机实验台包括制冷机系统、测量系统、数据采集系统和真空绝热系统。
Oil free high vacuum system, control system, heat system, it's power and the control program have been introduced.
介绍了无油超高真空系统、控制系统、烘箱与热功率以及软件的设计。
There are often some normal faults vacuum system of Zr vacuum distilling furnace in production.
锆真空蒸馏炉的真空系统生产中经常出现故障。
The design of the vacuum system is important component part of the engineering design of the paper machine.
真空系统设计是造纸机工程设计的重要组成部分。
The existing problems in vacuum system for enrich effect were analysed. Combing the present status of caustic soda evaporation system, innovation measures were put forward.
分析了浓效真空系统中存在的问题，介绍了结合烧碱蒸发系统现状提出的改进措施。
The existing problems in vacuum system for enrich effect were analysed. Combing the present status of caustic soda evaporation system, innovation measures were put forward.
分析了浓效真空系统中存在的问题，介绍了结合烧碱蒸发系统现状提出的改进措施。
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