Adopting the sensor technology and digital circuits, a digital SF6 gas density on-line monitoring device is developed and connected into the integrated automation system of substation to realize remote and on-line monitoring.
采用传感器技术和数字电路开发出数字式SF_6气体密度在线监测装置,并接入变电站综合自动化系统进行远方、在线监测,解决了机械式密度继电器无法适应无人值班变电站对设备运行状态进行实时监测的问题,有利于断路器状态检修的开展和电网的安全稳定运行。
It is recognized that the gas density relay can reflex the gas density in gas insulated electric equipment correctly and the pressure relay can t do the same.
一般认为气体密度继电器可以正确反映气体绝缘电气设备的气体密度 ,而压力继电器则不能。
The relations between gas buoyancy force and volume,and density are gotten by increasing and decreasing the gas density in this bottle.
将自制的简易天平密封在玻璃罐头瓶中,通过增大、减小瓶中空气密度的方法,验证了气体对物体产生的浮力与物体体积和气体密度的关系。
viscous-drag gas-density meter
粘滞阻力气体密度测量器
Experiment Improvement on Gas Density Method Determined CO2 Molecular Weight;
气体密度法测定CO_2分子量的实验改进
Matlab Calculation Program for Density of Imperfect (Non Ideal) Gas
非理想状态气体密度的Matlab计算程序设计
liquefied petroleum products gas and light hydrocarbons-determination of density or relative density-pressure hydrometer method
液化石油气及轻烃体-密度及相对密度测定方法-液体密度计法
The gas is much less dense than either the solid or the liquid.
气体的密度比固体和液体要小得多。
STUDY DENSITY OF PLASTICS BY ACCUPYC 1330 PYCNOMETER;
AccuPyc 1330型气体真密度仪测定塑料密度的研究
Densities presumably can be probed by radar.
利用雷达也许还能探测出气体的密度。
Hydrogen is the lightest gas , its density being 0.894g/l .
氢是最轻的气体，其密度为0.0894克/升。
The Studies of Gases Adsorption on Si(111) Surface by Density Function Theory
气体在Si(111)面吸附的密度泛函研究
the density of an ideal gas at constant pressure varies inversely with the temperature.
理想气体在不变的压力下密度与温度成正比。
An instrument for determining the weight and density of air or another gas.
气体比重计测定空气或其他气体的重量及密度的仪器
The stoma density of diploid is thicher than spur type.
二倍体气孔密度大于三倍体，普通型大于短枝型；
air pressure test for strength and tightness
气压强度及气密试验
A continuous increase in the temperature of a gas confined in a container will lead to a continuous increase in the internal pressure within the gas.
不断提高密闭容器内气体的温度，会使气体内的压力不断增大。
Finally, the contour of density are shown in this paper.
最后给出了各种气体模型的密度等值线比较图。
We say the gas becomes ideal in the zero-density limit.
我们说在零密度的极限条件下，气体变成理想的。
Effects of Different Argonr Atmosphere and Green Density on Combustion Synthesis of Ti_3AlC_2 Powders;
不同气氛和素坯密度对燃烧合成Ti_3AlC_2粉体的影响
Study on the Prediction of Thermodynamics Properties of Ideal Gas by Density Functional Theory
密度泛函法预测理想气体热力学性质的研究