用金属探针法测量塔板上气液两相流中某些点的含气率。
A method of using metal probe for measuring the void fraction at any point in gas-liquid two-phase flow on Sieve tray is described.
通过折射率匹配方法，应用激光多普勒测速仪测量了突缩与分叉复合管内的液体流场。
Liquid flow field in a tube with a combination of a stenosis and a bifurcation was measured using refractive index matching technique.
固定流导法采用的是分压力测量技术，对质谱分析室的漏放气率的指标要求不高。
Constant conductance method USES partial pressure measurement technology, which has no strict request to outgassing rate of mass spectrum analysis chamber.
通过采用一缓流的垂直下降段，测量油水两相流中的含水率值，获得了好的结果。
Using a vertical downward section in which flow is very slowly, water holdup in oil-water two phase flow is measured, and a good result is obtained.
讨论测量细颗粒质量流率的方法，以此为基础研究了细颗粒藏量、流化气速、反应气速及固定床的空隙率对细颗粒质量流率的影响。
Based upon above research, effects on the mass flow rate of powders of inventory of powders, fluidization gas velocity, reaction gas velocity and void of packed bed are discussed e.
用铂膜电阻温度计测量了前向台阶诱导激波与湍流边界层相互作用流场中的表面热流率脉动。
Wall heat transfer fluctuations have been measured using a platinum film resistance thermometer in forward facing steps induced shock wave and turbulent boundary layer interaction fields.
目的：分析低流率注射条件下最大斜率法测量的准确性，寻找提高其准确性的改良方法。
Objective: to analyse the accuracy of maximum-slope method in the condition of low injection rate and to find out an efficient way to improve its accuracy.
本文提出一种实用新颖的完全风冷式颗粒质量流率热态测量装置。
The particle mass flux was measured and the characteristics of particle suspension layers was presented.
针对水为连续相条件下的油水两相流含水率测量问题，首先分析了环形四电极电导传感器敏感场正问题的数学模型。
For the water volume fraction measurement of oil-in-water flow, the mathematical model for the forward problem of sensitivity field in the ring-shape four-electrode conductance sensor was analyzed.
油水两相流相含率测量在很多工业，尤其是石油开采及运输中具有重要的应用价值。
Measurement of phase volume fraction is very important in many industrial cases, especially the oil exploration and transportation.
通过测量表面速度和流层厚度，初步分析了流率及壁面状况对流动的影响。
Surface velocities as well as flow thickness were evaluated by means of tracer particles by which the influence of the flow rate and wall-wear was analyzed in experiment.
该方法的计算误差在4%以内，使用小流率取样时，具有较高的灵敏度，能适用环境测量的要求。
This method is suitable for environmental measurement for it's high sensitivity when sampling with low flow rate.
能量流与pt100的选择率测量。
最后得出气—固两相流中，用文丘利流量计测量固相流率时的计算公式。它在一定条件下也是线性的。
The formula for calculating the solid flow rate in gas-solid flow oy using venturi meter is presented, which is also linear under certain conditions.
测量电阻率的范德堡(van derPauw)技术也采用恒流的方法。
The van der Pauw technique for measuring resistivity also employs a constant - current method.
测量电阻率的范德堡(van derPauw)技术也采用恒流的方法。
The van der Pauw technique for measuring resistivity also employs a constant - current method.
应用推荐