多元分布

An optimized fuel mixture ratio is obtained for the test bomb. Experimental results show that the cloud dispersion effect of multi-component solid fuel mixture is better than trinitrotoluene's of the same mass.

实验结果表明，该多元固态混合燃料的云雾分散效果明显优于相同质量的TNT，其爆炸场超压呈衰减-增长-再衰减的变化规律，且具有非常相似的压力场分布。

Firstly, the target vector is transformed to the state with minimization of cross-polarization; then the parameters u/v/H are used to characterized scattering mechanism, and the fuzzy membership is adopted instead of "hard" division of parameter plan; finally, characterizing the coherency matrix as multivariable complex Wishart distribution, the polarimetric SAR image is classified based on Bayes maximum likelihood criteria.

该文提出了一种新的非监督分类算法，该算法首先根据去取向理论，将目标向量旋转到最小交叉极化方向；然后，采用u/v/H参数描述散射机制，以模糊隶属函数代替参数平面的"硬"阈值划分；最后，以多元复Wishart分布描述相干矩阵，基于Bayes极大似然分类准则进行分类。

Its insecticidal active ingredients are sesquiterpenoid polyol esters with a dihydroagarofuran structure. These compounds are stable to light, heat, and pH, and exert a narcotic and toxic poisoning action. Celastrus angulatus contains a plant-origin insecticide with a unique mechanism of action. Celangulins, a 0.2% emulsifiable concentrate has already been developed for insect control.

是我国广泛分布的一种杀虫植物，其杀虫有效成分基本上均是以二氢沉香呋喃为骨架的多元酯类化合物，对光、热和pH值均稳定，对害虫主要表现为麻醉和毒杀作用，苦皮藤是一类作用机理独特的植物源杀虫剂，在其实际杀虫的应用上，已经开发出了0.2%苦皮藤素乳油。

The statistic of current magnitude can be well fitted by multivariant log-normal distribution.

电流值的统计图中显示出多元对数正态分布特征。

A simple method for calculating the isoelectric point of protein and the maximum distribution coefficient of its neutral ion is presented in this paper from the step-dissociation of polybasic acid.

从多元弱酸分步电离的角度出发，从理论上推导一种计算蛋白质等电点和中性离子的最大分布系数的方法。

G. seismetic data post-stack processing technique, multi-component demarcating technique, elaborate description technique for the fault-block structure, technique of layer forecasting, fault sealing analysis technique, comprehensive estimate technique of fault-block, comprehensive analysis and estimate technique of remaining oil etc.

本文从构造评价、储层评价、断层封堵性评价、封闭史评价、含油性评价及剩余油评价等多方面研究和揭示复杂断块油藏和剩余油形成机制和分布规律，并利用地震资料叠后处理技术、多元综合标定技术、精细断块构造描述技术、储层预测技术、断层封堵分析技术、断块综合评价技术、剩余油综合分析与评价等技术对惠民凹陷复杂断块综合研究、描述和预测，形成一套配套新技术。

The whole 79 line transects are analyzed through the cluster and ordination methods respectively on the theory of the community is continuous or discontinuous.

针对鸟类群落的连续与间断分布相提并论的观点，通过对五个样区内的79条样线分别进行排序和聚类的多元统计分析。

The effects of particle size distribution and particle figure on the viscosities of polymer polyol s were studied.

分析了聚合物多元醇中分散粒子的粒径分布和粒子形状对体系黏度的影响，通过计算提出了获得低黏度产品的工艺配方及控制条件。

After heat treatment for 25h and 50h in air, the r phase showed an anisotropy on XRD pattern. The molar fraction of the r " phase formed at the interface between the substrate and the bond coat was calculated and the profile of composition of all elements was modeled after considering the change of heat treatment temperature and time.

多元合金的基体和热障涂层的扩散和界面反应，用相平衡热力学Thermo一ca1C和相变动力学D工CTRA软件对基体/底层界面Y'相的摩尔分数以及整个试样中各元素的成份分布随温度和时间的变化进行计算，计算结果与实验结果有很好的吻合。

Copulas are powerful in modeling multivariate dependence distributions in finance and insurance.

在金融和保险中， copula 函数是一种构造多元相关分布函数的有力工具。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐