分散

And, the polarity of dispersed composition only affect the dispersion of MMT in matrix.

分散相的极性与否仅能有限改善蒙脱土的分散状况，对体系的相容性改善无明显帮助。

Surface modification of nanoparticle is a general approach to prepare nanocomposite with good dispersion of nanoparticles in polymer matrix.

为制备分散均匀良好的复合材料，可藉由奈米无机物的表面改质，使其可在有机相高分子材料中分散均匀。

The applied effect of nanometer material mainly depend on surface molecule design of nano-powder material and its dispersion degree in matrix, i. e., how to disperse nano-particles into polymer matrix on nano-scale level.

因此，纳米材料的应用功效主要取决于纳米粉体材料的表面分子设计（即与基体材料的相容性问题）及其在基体材料中的分散度，也就是如何将纳米粒子以纳米尺度分散于高分子基体中。

Stabilizer concentration, initiator concentration and dispersion medium have great effect on the particle size distribution.

微球的分散系数受稳定剂与引发剂量及分散介质的组成影响较大。

Interms of the experimental results, the dispersion medium and condition could be reasonablyselected for those powders.

探讨了超细和纳米硬质相粉末在水溶液和无水乙醇中的分散行为以及表面活性剂对分散的影响。

The dispersion medium, water, has the ability to disintegrate the material sufficiently to carry it into colloidal suspension.

作为分散介质的水能够充分地将这些物质分散并使之成为胶态悬浮体。

Taking distributed control system used by 220t/h circulation fluid bed boiler and 25MW double extraction condensing turbine as examples,aiming at the problems exiting in distributed control system,from the aspects of improving safety,generality,flexibility,control performance,integrative management ability,being easy to use and maintenance,adopts a serial of new ways and strategies,makes it being into the new control system which other control systems can't compare with.

以220 t/h 循环流化床锅炉及25 MW双抽凝汽式机组所使用的分散控制系统为例，针对分散控制系统在应用中所存在的问题，对该控制系统在提高安全可靠性、通用灵活性、最优控制性能、综合管理能力以及方便使用与维护等方面，采取了一系列新的方法与策略，使之成为其他控制系统无法比拟的新一代控制系统。

During the auto-control mixing,the parameters of the mixing process,such as rotor speed,filling factor,ram pressure and mix temperature have effect on the mix quality;and the effect of some parameters can be decreased by using instantaneous power control.

瞬时功率控制实质上是对混炼物料粘度的控制。1 瞬时功率控制分析粒状填料能否均匀分散在橡胶中虽然与填料粒子的大小、形状和表面状态有很大关系，但起决定作用的仍然是橡胶的粘度。橡胶粘度太大或太小对粒状填料在橡胶中的分散都不利。

Therefore, ammonium sulfate and PDMDAAC are selected as the dispersion medium and dispersant respectively, in order to obtain products with preferable fluidness. Studies show that, for ammonium sulfate, the optimum dosage is 27%-29%, and PDMDAAC is 10%-18%.

故选择硫酸铵与PDMDAAC分别作为盐水介质中CPAM分散聚合的分散介质与分散剂，并确定了硫酸铵最佳用量为聚合体系质量的27%~29%，PDMDAAC最佳用量为单体质量的10%~18%，该条件下制得的产品具有较好的流动性。

The result showed that the one-valence cationsaccelerate the hydration process of α-hemihydrate gypsum greatly because they improvethe dispersed degree of α-hemihydrate gypsum particles due to the remarkable effect ofincreasing theζpotential; the effects of bivalent and trivalent cations on ζpotentialdecrease in turn, compared with monovalent cations, the effects on both the disperseddegree of α-hemihydrate gypsum particles and the setting time of paste are little.

研究还表明：由于一价阳离子能较大程度地提高石膏浆体的ζ电位，因而有效地提高了石膏颗粒的分散程度，对α半水石膏的水化加速作用很大，而二、三价离子对石膏浆体的ζ电位影响依次减小，对半水石膏颗粒的分散程度和浆体凝结时间的影响均不如一价阳离子作用大。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。