查询词典 particle

In a spouted bed made of stainless steel with internal diameter 92 mm and height 1 000 mm ,by adding wet powder particle through samples intermittent inlet, the wet powder elutriation with temperate air was studied by changing such parameters as bed temperature, bed height, particle diameter, spouting velocity, aerating velocity, gas humidity and feed rate.

在一内径 92mm高 1 0 0 0mm的不锈钢充气喷动床反应器内，采用碳酸钙粉末物料为微细粒子，由间歇进样器填加湿的微细粒子，以空气为充气和喷动气体对微细粒子进行淘洗。

The particle causing the blockage is called an embolus and is usually caused by a blood clot, fat particle or bubble of air.

粒子造成淤塞，是所谓的一栓和通常所造成的血块，脂肪颗粒或气泡的空气。

We had also performed numerical simulations to study energetic particle injection at L=3.5 to discuss the effect of different pulse parameters on particle injection.

我们也完成在 L=3.5 的电子流量模拟，讨论不同的脉冲参数对於粒子传输的影响和电磁脉冲传输粒子至该处的可能性，以了解是否此电磁脉冲模型可应用於了解磁暴时，在 L=3.5 处高能粒子流量增加的可能性。

The compression artifacts are particularly obvious when a particle (cosmic ray or solar energetic, charged particle) hits the CCD detector on the spacecraft head-on.

当某个粒子（宇宙射线或者太阳活跃的能量，带电粒子等）击打在太空船头部的在CCD探测器之上时，铁压缩物就特别显得明显。

The compression artifacts are particularly obvious when a particle (co**ic ray or solar energetic, charged particle) hits the CCD detector on the spacecraft head-on.

当某个粒子（宇宙射线或者太阳活跃的能量，带电粒子等）击打在太空船头部的在CCD探测器之上时，铁压缩物就特别显得明显。

In this paper, the effects of factors like flotation、cooling velocity on distribution and microstructure of the material were studied under the condition of unidirectional and multidi〓tional solidification, an order of magnitude analysis was performad in order to understand the dynamics of an advancing solid/liquid interface behind a particle as well as the behavior of the particle in front of the interface, and a model of critical velocity for the pushing/engulfment transition of particles by the interface was built, the theoretic result gave a good explain to experimental one.

本文考察了在常规铸造和定向凝固条件下，浮力、冷却速度等因素对SiC颗粒分布以及材料组织的影响，分析了颗粒在凝固过程中的行为以及对界面的作用，建立了在胞状树枝晶凝固条件下枝晶对颗粒的推移/吞并临界速度模型，理论分析和实验结果基本一致。

Combining ion exchange process and silicon hydrolyze process Silicon dioxide mother nuclide with a specific particle size was prepared from sodium silicate through the dropwise technique , then the large particle size , high concentration and stable silica sol was prepared . The stability of silica sol also can be improved by enwrap .

和"单质硅一步溶解法"相结合的方法，用离子交换法制备晶种，并采用滴加工艺制备一定粒径大小的二氧化硅作为母核，在催化剂和分散剂共同作用下水解单质硅的方法使二氧化硅母核颗粒进一步增长成大粒径的二氧化硅颗粒，并另外还采用水溶性高分子对纳米SiO_2粒子进行"原位表面包覆"提高其稳定性，制备了大粒径，高浓度，稳定的纳米硅溶胶。

The experimental results indicate that the particle size distribution has great influence on the attrition behavior of the catalysts tested, and a mixed attrition mechanism consisting of abrasion and fragmentation is identified for all the catalysts in terms of attrition loss rate evaluation, after-attrition morphology characterization and particle size distribution analysis. It is shown that the attrition of particles was found to evolute following Gwyn's kinetic model and the difference of attrition mechanism of various particles can be categorized with parameters of the Gwyn equation.

实验结果表明，不同粒径的催化剂颗粒具有不同的磨损行为；所有测试催化剂的磨损均由表面剥层磨损和体断裂磨损组成的混合磨损机制所支配；磨损的发展过程符合Gwyn磨损动力学方程，不同颗粒磨损规律的差别可由Gwyn方程的各参数来描述。

Particle identity exchange algorithm to increase the percentage of successful particle insertions was added in this program.

本程序包括了用来增加粒子插入成功率的粒子类别交换算法。

Particle filter and posture of paper, which is the realization of particle filter, can achieve basic part...

粒子滤波器和姿态处理的论文，这是粒子滤波的实现，可以实现基本的粒子滤波的算法，也就是用MARLAB实验粒子滤波的程序。

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。