粒子运动

The framework of most solid-state physics theory is the Schrdinger formulation of non-relativistic quantum mechanics .

固体物理学是研究固体物质的物理性质、微观结构、构成物质的各种粒子的运动形态，及其相互关系的科学。

Based on the strong relationship about frames near by, the Author brought forward an particle filter algorithm importing weighted sampling about pre-frame in object tracking. The algorithm resolves the trickiness in traditional SIR algorithm which depends on statcmodcl acutely by importing proposal distribution. The algorithm can track object which movement is irregular.

根据相部帧间信息的强关联性，提出一种引入前帧加权采样的粒子滤波目标跟踪算法，解决了传统采样重要性重采样(SIR算法由于引进提议分布而需要严重依赖目标的系统状态模型的问题，可以理想跟踪运动状态不规则的目标。

Particle Swarm Optimization is used to design the nonholomic motion planning algorithm of the unicycle.

采用粒子群优化技术设计了独轮机器人非完整运动规划算法。

According to Markovian theory and Langevin equation with random ambulate in concern simulated the excursion and diffusion of oil.

采用马尔科夫随机理论建立分析污染物粒子的运动过程，即通过Langevin方程追踪质点求得油膜的漂移扩散过程中考虑了油膜扩散随机数的影响。

The motion of two-type ionic groups, relating to atomically shape domain walls, can lead to the measurable pyroelectric current.

两种类型粒子群的运动和自动成型畴壁导致了可以观测的焦热电流。

After that,we find the one of key factors which affect the classification effects for ultra-fine powder is dispersity of ultra-fine powder.

认为影响分级效果的关键因素之一是超细粉体的分散性，另一关键因素是粒子在不同状况下的运动特性。

Another is the moving characteristics of particles in different cases.If the dispersity of ultra-fine powder is improved,and the classification field of force is designed corr...

如果提高超细粉体的分散性，按照粒子的运动特性设计出合理的分级力场，将有助于提高分级效果。

In this study, different nano-hydroxyapatite particles,HAP_1(25-60nm), HAP_4(the additives is heparin, 15-50nm), HAP_5(the additives is bovine serum albumin BSA, 20-80nm) were prepared by homogeneous precipitation and used heavy-gauge hydroxyapatite as comparison,we determined amount of heparin, sialic acid ,BSA adsorbed on HAP_1,HAP_2,HAP_3 by Crystal Violet assay, Bialsche method,Bradford method respectively and analyzed the binding mechanism by infrared spectrum;After taking HAP_1,HAP_2,HAP_4,HAP_5 and RBC to co-culture in vitro,we studied RBC hemolysis test and detected RBC hematolysis rate by erythrocyte osmotic fragility test;observing the changes of morphous and locomotion of cell after coacting HAP_1,HAP_2,HAP_4,HAP_5 and RBC by light microscope and inverted phase contrast microscope;observing HAP_1,HAP_2,HAP_4,HAP_5 effecting on Ultrastructure of RBC.

本文用均匀沉淀法制备了HAP_1(25-60nm)，HAP_4(添加剂肝素，15-50nm)，HAP_5(添加剂牛血清白蛋白BSA，20-80nm)等纳米粒子，并用大尺寸的羟基磷灰石HAP_2(470-520nm)，HAP_3(1906nm)作对照，分别利用结晶紫法、Bialsche法、Bradford法研究了肝素、唾液酸、血清白蛋白在HAP_1，HAP_2，HAP_3上的吸附量，用红外光谱分析其中的结合机理；在体外将HAP_1，HAP_2，HAP4_，HAP_5与红细胞共培养，进行了红细胞溶血试验的研究，并借助红细胞渗透脆性试验检测红细胞溶血率；运用普通光学显微镜和倒置相差显微镜观察了HAP_1，HAP_2，HAP_4，HAP_5与红细胞作用后细胞形态及运动的变化：透射电镜观察了HAP_1，HAP_2，HAP_4，HAP_5对红细胞超微结构的影响。

Based on AC electric field,the authors established a 2D model of the symmetrical electrodes and a homotactic circuit,deduced the microfluidic velocity expression,and analyzed microparticle velocities based on their dielectrophoresis,buoyancy and gravity...

以交流电场机制为基础，建立了交流电渗对称电极的二维模型及等效电路，推导了交流电渗作用下的微流体流动速度公式，对比研究了介电泳、重力以及浮力作用下微纳粒子的运动速度。

Through assuming the same character of continuum and smooth at dimensionless coagulation rate when Péclet number as the independent variable, the analytical results of the three perturbational orders of weak Brownian motion on the strong gravitational motion are gained.

再给以纯Brown碰并率无量纲化的碰并率对于极值点对应的Péclet数有同样连续光滑的性质，求得中Péclet数条件下，重力对流与Brown运动都不能看成小量的耦合碰并条件下，粒子的碰并率；并同时得到高Péclet数条件下碰并率的后三阶解析解。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。