Entrainment mechanism of sediment with mixed grain sizes is different from that of uniform grain size.
混合粒径条件下沉积物的起动机理不同于均匀粒径条件下沉积物的起动机理。
The invention has simple process, uniform grain diameter, narrow graininess distribution, high carrier and packing rate on hydrophobic drug.
本发明制备工艺简单，所 得纳米粒子粒径均匀，粒度分布较窄，对疏水性药物有较高的载药量和包封率。
Through wet chemical synthesis, ultrafine PZT powder can be obtained with high-purity, uniform grain size and precise control of composition.
通过湿化学法合成PZT陶瓷微粉可实现粉料的高纯、超细、粒度均匀及化学成分的精确控制。
A uniform grain size in the lime stone ore presents a linear relationship between activity and firing parameters, otherwise a peak value appears.
石灰石矿中晶粒度大小均一，则活性度与熔烧参数呈线性关系，反之则有峰值出现。
It is found that the grain size of the powders milled by balls with different diameters is big, the hard phase is big too and not uniform, the hardness and bending strength are also lower.
结果表明：名义尺寸相同而实际尺寸相差较大的磨球所磨出的粉体粒度大且分布不均匀，烧结体硬质相颗粒粗大且等轴性差，抗弯强度和硬度均较低。
This model takes into account non-equilibrium transport of non-uniform bedload and introduces the mixed layer model to calculate the changes of bed material grain class.
该模型考虑了非均匀推移质不平衡输移，并引入混合层模式用于模拟河床组成的变化。
It has a fine uniform texture and straight grain.
质地细微而统一，纹路笔直。
The results showed that the grain sizes of anode and cathode ware a homogeneous microstructure and uniform distribution with porous configuration.
结果表明，阳极和阴极的晶粒和孔隙分布均匀，均为多孔结构。
The formula for calculating the incipient motion condition of non-uniform sediment has been established by considering the equivalent grain and the relative exposure degree.
阐述了泥沙起动机理，通过对等效粒径概念及表达式的引入，推得了泥沙起动公式。
The distribution of chemical compositions is uniform within each gold grain.
微细金球颗粒内化学成分分布较均匀。
Experimental annealing proved that the strip thus annealed has a bright surface and is uniform in mechanical properties and grain sizes.
实验表明退火后的带材表面光亮度良好，机械性能和晶粒度均匀。
The nano double-metal catalyst prepared by the preparation method has the advantages of uniform granularity of active ingredient grains, small grain diameter range and high catalytic activity.
其制备方法制备的纳米双金属催化剂具有活性组分粒子粒度均匀，粒径分布窄，催化活性高的优点。
The SEM test results indicate that the grain size of the material become bigger with the temperature rising but the granulometric distribution has a still uniform distribution.
SEM测试表明材料的粒径随着温度的升高而迅速增大，但颗粒的分布比较均匀。
Texture is uniform and occasional pieces have highly figured, wavy grain.
质地统一，个别木材有图案明显的波状纹路。
The results show that after 3 ~ 5 cycles treatment, the ultra-fine grain is uniform, and the mechanical properties increase significantly.
结果表明，T8A钢经3 ~5次循环处理后，可获得均匀的超细晶粒，其力学性能明显提高。
Microstructure in fine grain zone was mainly composed of martensite, and its grain size was very small and uniform.
细晶区组织以马氏体为主，组织细小均匀。
A simple model used to compute the velocity of threshold motion for each grain size of the non-uniform sediments in consideration of both their expose and shelter actions is established;
建立了能反映非均匀床沙暴露作用及隐蔽作用的计算非均匀沙起动流速的简化模式，通过专门安排的非均匀沙起动流速试验及分析川江野外观测资料，确定了计算公式的系数。
The results show that the pulse plating can gain a compact, bright and uniform composite coating with fine grain and high h...
结果表明，脉冲电镀能获得晶粒度细小、致密、光亮、均匀且高硬度的复合镀层。
The results show that the pulse plating can gain a compact, bright and uniform composite coating with fine grain and high h...
结果表明，脉冲电镀能获得晶粒度细小、致密、光亮、均匀且高硬度的复合镀层。
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