查询词典 dispersion matrix

Based on analyzing disadvantage of URT′s passenger flow forecast by the joint mode split\assignment model on all modes OD matrix, this paper presents a URT's passenger flow forecast with the joint mode split\model on cooperant and competitive OD matrix.Firstly, all modes OD matrix can be gained by trip production and distribution forecast. Secondly, coopperant and competitive OD matrix can be achieved by layered and politic mode split method. Lastly,URT forecast can be done by joint mode split\assignment model.

在分析基于全方式OD采用联合方式划分交通分配模型进行轨道客流预测不足的基础上，提出了一种基于合作竞争类OD的采用联合方式划分交通分配模型的轨道交通客流预测方法，即由出行产生和分布预测得到全方式的OD矩阵，通过分层次策略性交通方式划分法得到合作竞争类出行OD矩阵，然后采用联合方式划分交通分配模型进行轨道线网客流预测。

Research has been done on the coupling form between the two-row planetary gear train and the shift restriction based on the matrix, and then the method of establishing mathematics model has been presented to analyze the planetary gear transmission using MATLAB. The coupling-matrix, restriction-matrix and transmission matrix form the model. All coupling-matrices corresponding two kinds of the coupling form determine the planetary gear transmission model.

基于矩阵理论对双排行星齿轮变速机构的行星排之间联结、换挡约束进行研究，提出用联结矩阵、约束矩阵和传动矩阵构建数学模型并使用MATLAB进行传动分析的方法。2种方式的联结形式所对应的联结矩阵可以确定机构所有可能的结构型式，据此得到双排行星齿轮变速机构全部型式谱图。

A Stokes matrix for the four calibration polarisations is generated with at least one variable correction parameter, and a correction matrix is determined from the Stokes matrix and a corresponding detector current matrix measured by the polarimeter.

用至少一个可变的校正参数产生四个校准偏振的斯托克斯矩阵，并且校正矩阵用斯托克斯矩阵和由偏振计测定的相应检波器电流矩阵确定。

Flame retardant POM composites were prepared using TPU as carrier to introduce melamine cyanurate into POM matrix, and even dispersion of MCA in polymer matrix was obtained. The prepared flame retardant POM possesses good mechanical properties and flame-retardancy.

采用三聚氰胺氰尿酸盐／聚氨酯复合阻燃剂阻燃聚甲醛，阻燃剂粒子均匀分散于聚氨酯分散相中，解决了阻燃剂与聚甲醛直接共混相容性差、材料性能劣化的难题，获得了阻燃性能和力学性能较好的阻燃聚甲醛材料。

In chapter four, take milk for matrix, traditional matrix solid phase dispersion was improved.

第4章以牛奶样品为研究对象，改进了传统的基质固相分散法的样品前处理方法。

For this reason, the interaction between nanoparticles and matrix and the dispersion state of nanoparticles in matrix will be the most important factor for improving mechanical properties of nanocomposites.

正是这一特点导致纳米复合材料的性能主要受纳米粒子和树脂基体间界面相互作用的影响；同时纳米粒子在聚合物基体中的分散状态也是获得高性能纳米复合材料的关键因素。

The results of DSC and TG studies showed that the blends maintained the heat stability as that of the matrix. The dispersion of the reinforcing phase in the matrix can be well maintain under the circle heating and cooling heat treatment, which is important for its applications.

DSC和TG的研究结果表明，所获得的共混体系基本上保持了基体本身的热稳定性，同时共混体系的热稳定性还受到嵌段共聚物含量的影响；在反复的升降温过程中，嵌段共聚物在基体中的分散状态得到很好的保持，表现出相当的相结构稳定性，这一性质对于材料在工业上的应用意义重大。

The results showed that the addition of OMMT was beneficial to improve mechanical properties and flame retardant properties of PP matrix. The molecular chain of PP was effectively inserted into lamellar structure of OMMT. The dispersion of OMMT in PP matrix became worse with the increase of OMMT content.

结果表明：OMMT的加入有助于提高PP基体的力学性能和阻燃性能；熔融插层法可以使PP的大分子链有效地插入OMMT的片层之间；随着OMMT用量的增加，其在PP基体中的分散性变差。

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。

The third aspect: we consider comparison of Minimum Norm Quadratic Unbiased Estimator and ordinary least squares estimator of in the multivariate normal linear model Y ~ N{XB, V, where the design matrix A' need not have full rank and the dispersion matrix V can be singular.

使用的损失函数有二次损失函数、嫡损失函数和对称损失函数。论文基于以下三个准则：二次损失风险准则、嫡损失风险准则和对称损失风险准则，将MINQUE和LSE进行比较。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。