The requirement and development of vacuum metrology are summarized.
综述了对真空计量的需求与发展,其中包括对全压力、分压力、气体微流量、真空泵抽速、空间真空测量和特殊条件下对真空测量的需求,还包括对真空计量标准和测试设备的需求。
The contents about vacuum metrology,vacuum standard,vacuum measuremen t and calibration and space vacuum measurement,etc.
介绍了真空计量、真空计量标准、真空测量与校准技术、空间真空测量等方面的内 容。
The latest developments of the fields are described, from which the current status and developing trend of vacuum metrology can be found.
真空计量学已发展成为计量学的一个新的独立分支,其研究内容已从传统的全压力测量与校准扩展到分压力测量与校准、气体微流量(漏率)测量与校准。
The Latest Developments of Vacuum Metrology;
真空计量学已发展成为计量学的一个新的独立分支,其研究内容已从传统的全压力测量与校准扩展到分压力测量与校准、气体微流量(漏率)测量与校准。
The Uncertainty Evaluation for Vacuum Metrology Equipment in Dynamic Comparison Method
真空计量装置在动态比对法中的测量不确定度评定
Approximated Calculation of the Vacuum Wave Function and Vacuum Energy of the LGT with RPA Method
格点规范场的真空波函数和真空能量的无规相近似计算
The absoluteness of vacuum standard deteriorates with lowering of its pressure.
随着真空度的提高，真空度计量标准的绝对性越来越下降；
an ionization gauge
电离压力[真空]计
Knudsen ga(u)ge
努森压力计, 努森真空计, 辐射真空计
The Simulation and Design of Three-phase VSR Based on Space Vector Control
基于空间矢量控制的三相VSR仿真与设计
Design and control simulation of surface air cooler for a VAV air conditioning system
变风量空调系统表冷器设计及其控制仿真
Analysis and Calculation of Affecting Factors of Condenser Vacuum
凝汽器真空的影响因素分析及定量计算
Design and Simulation of Measuring Equipment of Gas Temperature of Aeronautic Engine
航空发动机燃气温度测量装置的设计与仿真
Calculation of condenser heat transfer coefficient and analysis of the influence of air content and scale on condenser vacuum
凝汽器换热系数计算及空气含量和污垢厚度对真空的影响分析
rotating viscometer vacuum gauge
旋转粘度计式真空计
The vacuum system consists of vacuum pumps, vacuum pipelines, vacuum valves and vacuum measurers.
真空泵、空管道、空阀门和真空测量头组成了真空系统。
That air have weight is true .
空气有重量是真的。
combination gauge
真空压力表组合量规
vacuum tube multivoltmeter
真空管多量程电压表
vacuum-tube bridge
测量真空管参数的电桥
High-quality flow controller, pressure transducer, pressure gauge ect. for vacuum equipment, coating equipment and semiconductor equipment.
用于真空镀膜、空溅射、导体制造设备的质量流量计、力传感器、力表及相关产品。
Building-up of an Cryoganic Vacuoua Adiabatic Calorimeter ant Muasurerrunts for. the Specifie Hsat of the Standard Sampit-Potassium Chloride at teh Low Temperaturer.
低温真空绝热量热计的建立及标准样品氯化钾低温比热的测定