| 1. | Polydisperse polymer , non - uniform polymer 多分散性聚合物 |
| 2. | And we compared it with the extinction method . we simulated the measurement of monodisperse powder and polydisperse powder 并且在文中将该方法与前面所讲的光透射的方法进行了比较。 |
| 3. | Because of its simplicity and effectiveness , our did model can offer a good basis for computer simulations in polydisperse er fluids . ii 我们的工作不仅对er流体基态结构的变化作出了新的理论预测,更为进一步开展有关的计算模拟工作提供了良好的基础。 |
| 4. | Quasi - static deformation of granular materials was examined by performing discrete element simulations on polydisperse systems of elastic - perfectly plastic spheres in a periodic cell 摘要本文介绍了对由弹塑性圆球组成的粒度多分散系统进行的轴向准静态加载和卸载的数值模拟成果。 |
| 5. | However , most of computer simulations and theoretical studies of complex cases such as polydisperse er fluids are based on the point - dipole ( pd ) approximation , i . e . , treating the dielectric spheres as point dipoles interacting with each other 但过去相关的计算模拟工作以及对多分布er流体等较为复杂的体系的理论研究通常都局限于点偶极矩近似。 |
| 6. | I . the study of ground states in monodisperse and polydisperse electrorheological fluids upon the application of an external field , the suspended particles in an er fluid aggregate in a certain structure 单一分布( monodisperse )和多分布( polydisperse ) er流体的基态结构如上所述, er流体的主要特征,表现在外加电场后,体系中的颗粒会聚集成一定的结构。 |
| 7. | Furthermore , we obtain the interaction between two chains containing particles of various dielectric constants and apply it to polydisperse er fluids where the particles have the same size but different dielectric constants 对于多分布er流体,我们考察了两种颗粒偶极矩因子的分布对体系基态的影响。计算表明,体系中颗粒偶极矩因子的起伏将对基态稳定性产生一定的影响。 |
| 8. | Then we also presented the simple way to solve the polydisperse powder concentration by calculate it as monodisperse powder , compared the measurement results which were got at different diameter , scattering angle and distribution 然后本文还分析了将具有尺寸分布尘粒的浓度测量按单一粒径尘粒进行近似测量的计算情况,并比较了它们在不同粒度、不同测量角度、不同分布参数情况下的差异。 |
| 9. | The model is applied to the study of ground states in monodisperse and polydisperse er fluids . the effects of dielectric constants on the structure formation in both systems are studied in a wide range of dielectric contrasts between the particles and the fluids 该模型的有效性和简单性,使我们能够计算引入多极矩作用后,在单一分布和多分布的er流体体系中,基态结构随颗粒偶极矩因子的变化。 |
| 10. | Abstract : from a universal formula for calculating the attenuation cross section of particles in arbitrary shapes , exact expressions for calcualting the attenuation cross section of polydisperse , small spheroids , whose rotary axes are in specific status , have been derived . attenuation cross sections of both liquid and ice particles in different shapes at different wavelengths in microwave band have been computed and analyzed . the results are informative to microwave remote sensing of precipitation 文摘:从计算任意形状粒子的衰减截面普遍公式出发,推导出了小旋转椭球粒子群旋转轴处于不同状态时的衰减截面函数表达式,并计算分析各种状态下衰减截面随降水粒子相态、形状和入射波波长的变化特征,所得结果可用于降水微波遥感。 |