The requirements for the total/partial pressure,gas micro-flow,vacuum measurement of space/special condition,as well as requirements for vacuum metrology standards and test equipment are included.
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 study status of technology of space vacuum measurement is discribed briefly,and the two space vacuum gauges,that is the directional gauge with transducer and the directional gauge with stream detector is introduced in detail.
针对国内外在空间真空测量方面的研究状况作了简要描述,对研制的2种空间真空规(转换器方向性真空规和束检测器方向性真空规)进行了介绍,并对空间真空测量技术的后续研究工作作了展望。
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 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。
Research and Development of Measure and Control Vacuum System for Mass Spectrograph
质谱仪真空测量与控制系统的研究与开发
vacuum-tube bridge
测量真空管参数的电桥
vacuum ultraviolet circular dichroism instrument
真空紫外圆二色性测量仪
glass-construction vacuum pressure measuring gauge
玻璃结构真空压强测量规
metal-porcelain sealpackage vacuum pressure measuring meter
金属陶瓷真空压强测量仪
A study of reflectivity-measurement in far ultraviolet and vacuum ultraviolet
远紫外及真空紫外反射率测量的研究
Development of an Automatic Testing System for Diffusion Pumps' Performances
扩散真空泵性能自动测量系统的研制
Methods for the measurement of volume flow of gas of water-ring vacuum pump and compressor
GB/T13930-1992水环真空泵和水环压缩机气量测定方法
Determination of free water for compound fertilizers--Vacuum desiccation method
GB/T8575-1988复混肥料中游离水含量测定真空干燥法
Determination of free water for compound fertilizers--Vacuum oven method
GB/T8576-1988复混肥料中游离水含量测定真空烘箱法
Chemical analysis of aluminium powder--The vacuum-gravimetric method for determination of moisture
GB/T3169.4-1982铝粉化学分析方法真空重量法测定水分
Eddy Current Method for Vacuum Detector of Food Can with Two Sensors
双控头电涡流法食品罐头真空度测量仪
DETERMINATION OF CALCIUM IN SODIUM BY VACUUM DISTILLATION-ATOMIC ABSORPTION SPECTROPHOTOMETRY
真空蒸馏-原子吸收法测定金属钠中微量钙
Development of Automatic Vacuum Laser Dam Deformation Monitoring System
全自动真空激光大坝变形测量系统的研制
Working Space of Six-freedom-degree Parallel Mechanism CMM and Its Simulation Research
并联六坐标测量机的工作空间及其仿真研究
Research on the Spray Evaporation and Its Soft Sensing Technology for the Vacuum Oil Purifier;
真空净油机喷雾蒸发及软测量技术研究
Research on Technology of Measuring the Attitude Angles of the Aerial Target and Its Relative Emulational Experiment;
空中目标姿态测量技术及其仿真实验研究