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1)  Measurement of bubble diameter
气泡直径测量
2)  bubble diameter
气泡直径
1.
Research on the bubble diameters in static mixer;
静态混合器内气泡直径研究
2.
The bubbly flow parameters,such as phase fraction and bubble diameter in the bubble column of a new type scrubbing-cooling chamber were measured by a double-sensor probe.
采用双头电导探针法对新型洗涤冷却室环隙鼓泡床内气液两相的局部气含率、气泡直径等分布规律进行了实验研究,并用Fluent商业软件对床层内气含率分布进行了模拟计算,模拟结果与实验结果吻合较好。
3)  bubble size
气泡直径
1.
Axial bubble size distribution and gas holdup profiles were determined under the ambient temperature and pressure using the dual electrical conductivity probes technology in a gas-liquid bubble column, and the effects of the gas distributor on the performance of the bubble column were researched.
采用电导探针测定了冷态鼓泡塔中不同气速下的气泡直径及气含率的轴向分布,考察了分布板对鼓泡塔操作性能的影响。
2.
The experimental results show that the Sauter mean diameter of the bubbles just formed on the membrane decreases with the increase of gas flow rate; the addition of alcohol or salt causes a significant decrease of bubble size.
实验结果表明,在微孔介质上所形成气泡的 Sauter平均直径随通气量的增大而减小;液相中盐或醇的引入使形成的气泡直径明显减小。
4)  diameter measuring
直径测量
1.
Laser scanning system for diameter measuring of which scanning object lens are free;
无扫描物镜的激光扫描直径测量系统
2.
After smoothing fiber border,a new diameter measuring method based on the pixel numbers is.
以棉的纵向形态直径测量为例,提出在轮廓跟踪的同时判别纤维交叉和头端的算法;根据棉的纵向形态边缘经平滑后纤维轮廓光滑的特点,提出基于像素长度的纤维直径测量新方法。
3.
In this paper,a diameter measuring technique of slender glass tube based on CCD assembling is presented.
提出了一种基于CCD拼接技术的高精度直径测量方法。
5)  diameter measurement
直径测量
1.
Design and optimize the diameter measurement system of live ring;
回转窑轮带直径测量系统优化设计
2.
The diameter measurement accuracy of the rotating objects is not high enough at present, which can not meet the needs of the industry production.
针对目前回转体直径测量水平不能满足工业生产的现状,本文提出了一种基于激光多普勒效应的回转体直径测量系统,选用双光束外差检测法和计数式频率测量方法进行信号解调。
6)  forest diameter measuring
直径量测
补充资料:当量比表面直径、表面积体积平均直径
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性质:又称当量比表面直径、表面积体积平均直径。是颗粒群表面积分布的平均直径。其意义为与颗粒群的粒形相同,总体积相同、总表面积相同,且粒度均匀的一个假想颗粒群的粒度。亦即指与该颗粒群的粒形相同,比表面积相同的一个颗粒的粒度。 

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