The simulated settling velocity of the spherical particle agrees with the theoretical value and the measured result by the particle imaging velocimetry(PIV).
在格子Boltzmann方法中引入大涡模拟,对球形颗粒在静水中沉降引起的紊动流场进行了数值模拟。
While after laser hardening the carbide blocks and bands are all or partially dissolved and the undissolved carbides are refined into spherical particles.
结果表明,与常规淬火相比,9Cr2Mo钢激光淬火后硬度明显提高,但激光淬火搭接区出现硬度值陡降,其原因为搭接区的马氏体组织回火分解;常规淬火处理后的9Cr2Mo钢内有条、块状碳化物,断口为脆性解理断裂特征;而激光淬火后,条块状碳化物溶解或部分溶解,未完全溶解的碳化物细化成球形颗粒,其断口为浅韧窝+脆性准解理的断裂特征。
Large scale triaxial shear test on spherical particle coarse aggregate is carried out.
采用大型三轴仪对球形颗粒散粒体进行了应变式三轴试验。
Monodispersed silicon dioxide spherical particles have been prepared by hydrolysis of tetraethoxy silane (TEOS) in alcohol water mixed solvents and using ammonia as a catalyst.
在醇水混合溶剂中以氨作催化剂 ,正硅酸乙酯为硅源 ,通过溶胶 -凝胶工艺制备单分散二氧化硅球形颗粒 ,通过透视电镜进行研究各种反应条件如溶剂类型、氨和水的浓度、水解温度等对二氧化硅的颗粒大小和形貌的影响 。
And the distortion mechanism of general granular material based on the triaxial tests of spherical granules was demonstrated.
介绍了粗粒土剪胀性、蠕变性、试验成果的不确定性方面的研究成果,并根据球形颗粒三轴试验成果论证了一般粗粒土的变形机理。
Two non-spherical particle calibration methods of automatic particle counter,the ISO 4402 (1977) ACFTD and the ISO 11171 (1999) ISO MTD,were introduced.
简单介绍了液体自动颗粒计数器的两种非球形颗粒标定方法: 旧的ISO4402 (1977) 非球形颗粒 (ACFTD)标定法和新的ISO11171 (1999) 非球形颗粒 (ISOMTD) 标定法。
Study of the effect of non-spherical particle on drag for ce was carried out by using numerical simulation.
采用数值计算的方法研究了非球形颗粒在气固两相流动中所受的曳力 ,在Re <10 0的条件下对流经 3种具有典型几何特征的非球形颗粒 (正方体、圆柱体和圆台体 )的流体流动进行了详细的数值计算 。
Preparation and Characterization of Mesoporous Silicon Dioxide Spherical Particles;
介孔二氧化硅球形颗粒的制备与表征
Multiple light scattering of non-spherical particles with elliptical cross section
椭圆截面非球形颗粒群的多重光散射
Three-dimensional particle image measurement technique for spheroid particle-liquid two-phase flows inside round tube
基于圆管内近球形颗粒-液两相流的三维颗粒图像测量技术
The Many electron density granules located around the Golgi apparatus can be observed.
高尔基氏器附近有电子密度较高的球形颗粒;
Preparation and Characterization of Nanometer and Micrometer Silicon Dioxide Spherical Particles;
纳米微米二氧化硅球形颗粒的制备与表征
Research and Analysis of a Spherical Particle Rising in the Liquid
球形颗粒在静止溶液中自由上升行为研究
Research and analysis of wooden ball rising in liquid
球形颗粒在静止液体中自由上升规律研究
Research on the Energy Conversion in the Packing Process of Spherical Particles
球形颗粒堆积过程中的能量转换研究(英文)
Application Research of Data Mining Technique in the Noneball Particle s Sinking Speed;
数据挖掘技术在非球形颗粒沉降速度中的应用研究
Large-scale Preparation of Uniform and Monodispersed Aluminium Nitride Sphericalpartical by Spray Pryolysis Technique
超声雾化大尺度合成球形AlN颗粒研究
Preparation of nano-sized CeO_2 particles utilizing Ce(NO_3)_3·6H_2O by detonation
硝酸铈爆轰制备球形纳米CeO_2颗粒
Synthesis, Magnetic and Microwave Properties of Co-B Spherical Particles and Synthesis of Co Particles with Different Morphologies
球形Co-B颗粒的磁性、微波特性研究及不同形貌Co颗粒的制备
Large-scale Preparation of Uniform and Monodispersed Boron Nitride Spherical Particles by Spray Pryolysis Technique;
超声雾化大尺度合成分散均匀的球形BN颗粒
Measurement of Spherical Ceramic Particles Flowing from Three-dimensional Hopper by Particle Image Velocimetry
陶瓷球颗粒在圆形漏斗中下落速度的PIV研究
made grainy or formed into granules.
粒状的或由颗粒形成的。
The Settling Velocity Drag Coefficient and Reynolds Number of Sphere and Bob
球形和圆柱—圆锥形悬浮颗粒下沉速度、阻力系数和雷诺尔德数
The visible surface of the Sun (the photosphere) has a granular appearance with a typical dimension of a granule being 1000 kilometers.
有形的太阳表面（光球），有颗粒状的外观与一个典型的维某颗粒被1000公里。
neutrophilic leukemia
嗜中性颗粒球白血病