particle size fraction的意思|示意

The results show that the particle size has a core-annular flow pattern in radial position and solid volume fraction is much denser at the bottom of the riser.

结果表明：颗粒在管内呈环—核流动结构，固含率在轴向上呈“上稀下浓”的分布特征。

The results show that no size segregation of particle medium with wide size fraction occurs in vibration bed. It is favourable for the forming of the ideal fluid…

结果表明，宽粒级介质在振动床中不产生粒度离析，有利于振动流化床形成理想流化状态。

The reduction of the particle size and the increase of the fraction volume are h...

颗粒尺寸减小和体积分数增加都有助于提高复合材料的强度。

Other factors of influencing er effect such as size and shape of particle, volume fraction, electric field strength, shear rate, temperature are discussed.

并对影响电流变液电流变效应的其它因素如聚苯胺粒子大小、形状，体积分数，外加电场强度，剪切速率，外界温度等进行了实验分析。

The results show that the particle shape has greater effect on the stress of particle, the strain of matrix and the ductility of composites than that of the particle size and volume fraction.

结果表明，颗粒形状比颗粒尺寸和颗粒体积分数对材料的应力、应变分布及材料韧性的影响大。

Considering the influences of the particle volume fraction and the distribution of particle size on the flow.

考虑粉粒体积分率及粒径分布对流动的影响。