分散性

The method has the advantages of mild reaction conditions and simple process.

本发明的方法具有反应条件温和，工艺简单的特点，制备的碳纳米管不缠绕，非常直，分散性好且具有良好的重现性。

The measurement uncertainty for determination of silicon in stainless steel by reduced molybdenum spectrophotometric method is evaluated.

测量不确定度定义为&与测量结果相连的参数，表征合理的赋予被测量值的分散性&。

However, the bigger size and polydispersity of the vesicles may result in experimental errors in this study.

但本实验中之脂质微粒系统的平均粒径及分散性可能造成实验结果判断的误差。

Noble metal precursors, which are connected with the PM dispersion and stability of catalyst, have directly effect on the catalytic activity and durability of catalyst.

贵金属前驱体与贵金属在催化剂上的分散性和稳定性有密切的关系，直接影响催化剂的催化活性和耐久性。

The results of experiment show the glass fiber dealed with by KH550 is notscattered in these solvents such as the water, the component solvent of phenol andtetrachloroethane, and ethyl alcohol solution of KH550, but it is evenly scattered inthe solution of PET, the concentration of which has great effect on the dispersion ofglass fiber. The glass fiber can' t be scattered when the value of consistency is below0.2664g/ml, and 0.75g glass fiber can be scattered in 100ml solution.

本实验通过对玻璃纤维分散的研究发现，玻璃纤维(长 3mm，经 KH550 处理)在水、苯酚/四氯乙烷、KH550 的乙醇溶液中都不能分散，而在 PET 的苯酚/四氯乙烷溶液中能均匀分散，且溶液的浓度对分散性影响很大，当浓度。2664g/ml 时，玻璃纤维不能分散，玻璃纤维在 100ml 浓度为 0.4444g/ml 的溶液(90℃下，PET 的饱和溶液)中的最大分散量为：0.75g。

It is an excellent adhesion improver used in polyamide, epoxy, nitrile, phenol aldehyde adhesive and sealed material to improve the dispersion of pigment and the adhesion to glass, aluminum, iron, also applicable for latex coating such as polyamide, epoxy and acrylic acid type.

优异的粘结促进剂，可用于聚氨酯、环氧、腈类、酚醛粘胶剂和密封材料，改善颜料的分散性并提高对玻璃、铝、铁金属的粘合性，也适用于聚氨酯、环氧和丙烯酸乳胶涂料。

When used in thermoplastic and thermosetting resin such as phenol aldehyde, polyester, epoxy, PBT, polyamide, carbonate, it can greatly improve dry and wet bending strength, compression strength, shear strength and other physical mechanical properties and wet electric properties, also improve the wetting property and dispersion of stuffing into polymer.

应用于矿物填充的酚醛、聚酯、环氧、PBT、聚酰胺、碳酸酯等热塑性和热固性树脂，能大幅度提高增强塑料的干湿态抗弯强度、抗压强度、剪切强度等物理力学性能和湿态电气性能，并改善填料在聚合物中的润湿性和分散性。

Through observation dispersivity of micro powder with different charge in organic solution,to obtains relations between the different charge of micro powder and the dispersivity,Then explores one method witch micro powder disperse in organic solution.

通过观察微米级粉体荷电后在有机液体中的分散效果，从而得到荷电量与分散性之间的关系。

The particle size of nanosized zinc carbonate is between 5 nm and 40 nm, and its kinetic parameters of thermal decomposition reaction---activation energy E and reaction order n are 110 kJ.mol－1 and 0.9, respectively.

用透射电子显微镜观察1号、2号和3号纳米碳酸锌粒子，可以看到粒子形状为椭球形，大小均匀，分散性好，没有明显的团聚现象，粒径分别在20～40nm、6～10nm、5～8nm之间；并且用微粒度测定仪测得了粉体的粒度分布图，表明纳米碳酸锌粒子的分布很窄。

For sample 2, the fibres get together in mass because of the bad dispersion and present the phenomenon of pulling-out and debonding. The bonding is worse at the interface between the fibres and the matrix. The material shows tough fracture, with a low intensity: if σ(subscript ⊥)= 45.8 MPa,σ(subscript ∥)=19.4 MPa.

试样2由于纤维的分散性不好，大量聚集在一起，在压缩载荷的作用下，存在着纤维的拔出、脱粘现象，界面结合较差，材料呈现韧性断裂，强度较低σ=45.8MPa，σ=19.4MPa。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。