1) Equivalent fauing-speed diameter
等沉降速度相当径
2) settling velocity diameter
沉降速度径
3) deposition velocity
沉降速度
1.
Based on the major mechanisms governing particle movement in turbulent boundary layer and the definition of particle deposition velocity,the governing differentiate equation in particle concentration boundary layer and its analytical solution were deduced,and an analytical expression of dimensionless deposition velocity was achieved.
在分析颗粒在紊流边界层中运动机理的基础上,根据沉降速度的定义,推导出了浓度边界层微分方程及其解析解,进而得到了颗粒无量纲沉降速度的解析表达式。
2.
Presents the calculation methods of particle deposition velocity,deposition quantity and penetration rate in smooth ventilation ducts.
给出了光滑通风管道内颗粒沉降速度、沉降量和穿透率的计算方法,对光滑风道内颗粒的沉降规律、风道的过滤作用、风道所需的清洗周期进行了模拟分析。
3.
The deposition velocity of the different sections duct was determined under the different air speeds and the different particle sizes to the straight horizontal sections and the bend sections of the rectangular ductwork(material is zinc-plated steel),and the relationship between them was analyzed.
用滑石粉来模拟气溶胶粒子,对矩形风管系统(材料为镀锌钢板)的直管段和弯管段在不同的风速和粒径下,测定了不同风管表面的沉降速度,分析了它们之间的关系。
4) sedimentation rate
沉降速度
1.
Influence of clay content on sedimentation rate in silt-sandy beach;
粘土含量对粉沙质泥沙沉降速度的影响
2.
It obtained the values of the fractal dimension and sedimentation rate of flocs in different flocculation conditions and analyzed the relavant variation trends and the causes.
在混凝絮凝体的分形与沉降特性实验研究中,通过自行设计的絮凝体混凝、沉降、观测功能的一体装置,求出了在不同混凝工况下所形成混凝絮凝体的分形维数和沉降速度,并分析了相应的变化趋势和原因。
3.
Methods: According to the sedimentation rate, controlling process was chosen for different doses of medicine.
方法 :根据颗粒沉降速度的计算结果对不同剂型药物的生产工艺进行控制。
5) Sedimentation velocity
沉降速度
1.
The traditional smoke theory considers that the smoke particles will sedimentate due to gravity after forming of smoke screen, and then the particles reach a final sedimentation velocity thanks to the effect of air-resistance and buoyancy, and the equation can be solved by the Stokes pellet resistance theory and often used to analyze the performance of smoke.
传统烟幕理论认为,在烟幕形成后,烟幕微粒受到重力的作用开始沉降,同时受到空气阻力和浮力的作用,最后使烟幕微粒达到终端沉降速度,这个速度方程可以通过Stokes圆球阻力理论求得,并被用来分析烟幕的性能。
2.
And the conclusion can be drawn that it can reduce sedimentation velocity by using plating hollow particles or thin plate-shaped sample.
通过研究我们发现,采用镀金属的空心颗粒或薄板形试样,能够明显降低沉降速度。
3.
The mathematical model of the sedimentation velocity of particles was established.
然后建立了颗粒物沉降速度的数学模型,选取了具体的模型并进行计算,通过比较分析颗粒沉降速度的数据,对通风管道影响尘粒沉积的诸因素,如尘粒粒径、送风风速和管壁粗糙度等进行了探讨研究发现:(i)在风速不变的情况下,随颗粒粒径的增加,沉降速率总体趋势上是相应增加的;但在亚微米级粒径颗粒的附近,因为在近壁面处受布朗扩散力作用和重力沉降作用的变化,沉降速度存在一个极小值;(ii)对于粒径大于1μm的粒子,尘粒的沉降速度与风速呈线性递增的关系,但对于粒径小于1μm的尘粒沉降而言,在风速达到5m/s以前,其沉降速度增大的比较快,当风速达到5m/s后,沉降速度又趋于平缓;(iii)壁面粗糙度越大,沉降速度越大;反之越小。
6) settlement velocity
沉降速度
1.
It pointed out that the method of testing the solid content of settlement liquid to determine the settlement velocity of solid materials is more accurate to stand for the settle property of materials.
指出用测试上清液中固体物含量的方法确定物料群沉降速度更能代表矿浆物料沉降的真实特性,其结果作为设计浓密机的依据,较准确可靠。
2.
The method that using magnetic treatment to increase the settlement velocity of particle in waste fluid produced from amoina steaming process was discussed.
介绍了采用磁处理技术处理蒸氨废液 ,以提高废液中固体颗粒的沉降速度 ,分析了磁处理提高沉降速度的机理 ,以及对废液溢流固含量的影响 ,为蒸氨废液排放达到环保要求提供了一条新的技术途
补充资料：相当
xiāngdāng
(1)
[match;balance;correspond to;be equivalent to]∶两方面差不多;配得上或能够相抵
得失相当
(2)
[suitable;fit;appropriate]∶适宜;合适
相当的人选
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条