aAccording to geologists, sand particles range in diameter from 0.0625 mm to 2 mm. Silica sand is defined as sand which contains 80-90% of silica (SiO 2) particles . Polyvinyl alcohol (PVOH, or PVA) is a water-soluble synthetic polymer. 根据地质学家,沙子直径的微粒范围从0.0625毫米到2毫米...
In additional , influence of heating rate andparticle diameteron combusting process is studied. 研究了升温速率、粒径对燃烧过程的影响,并计算出废轮胎燃烧动力学参数, 获得其燃烧反应机理. 互联网 The Laser Particles Sizers are often employed to determineparticle diameterand the particle size distribution....
Then, it correlated the mean grain size to the critical shear stress and developed the logic of the "equivalent sand particle diameter method for fine particles" to rationally convert the particle diameter of fine particles to that of coarse ones with the same critical shear stress. HEC-RAS ...
aThe molar ratio of Calcium hydroxide and zircon sand was 0.5, the decomposition products were more loose particles. 氢氧化钙和锆石沙子槽牙比率是0.5,分解产品是更加宽松的微粒。[translate] avia the relay node 通过中转结[translate] aThe particle diameter was range from 0.1nm to 0.3nm, dissolved in...
18.Sand Mineral particles consisting mainly of quartz, felspar, and mica, and measuring between 2 and 0.05mm indiameter. 18.主要由石英、长石、云母等矿物微粒构成,其 在0.05~2mm之间。 评价该例句:好评差评指正 19.In the past, Thinnet coaxial cable with an outsidediameterof only 0.35 cm was use...
Uranium-238 and226Ra activity concentrations of fly ash size-fractionated particles vs meangrain diameter. View article Info icon Wang, Dawei Rheinisch-Westfälische Technische Hochschule Aachen, Aachen, Germany Citations 4,377 h-index 37
However, in air quality models, particles are often modelled on the basis of the Stokes diameter. To evaluate model performance using size–resolved measurement data, it seems logical that modelling results should be given in the aerodynamic diameter. 展开 ...
On the basis of equal specific interfacial areas, an equivalent particle diameter is brought forward and the thermal conductivity of dual-sized particles reinforced aluminum matrix composites is calculated. 在等比表面积的基础上,提出了等效颗粒直径的概念,解决了两种粒径颗粒混合增强铝基复合材料导热率的预...
standard k-e model combined with the algorithm—Phase Coupled SIMPLE— carries out constant numerical simulation of internal two-phase flow of the solid-liquid centrifugal pump, mainly analyzes external characteristic and volume fraction and velocity distribution of sand particles on the impeller surface...
1) ratio of diameter of labyrinth passage to diameter of particle 迷宫滴头径粒比2) labyrinth emitter 迷宫滴头 1. The flow process of flow with sand particles in labyrinth emitter path was studied. 该文研究了浑水(含沙水流)在迷宫滴头流道内流动过程,分别选用清水和含沙浓度为40、80、160 mg/...