遗传类

Using RAPD markers, delving and clearing the genetic relationships of partly Pyrus germplasm was studied, by the existent demurral and the dendrogram.

本研究利用RAPD分子标记技术，通过聚类分析和遗传相似系数分析，对其进行分类研究。

The clustering dendrograph drawn by a of method of neighbor-joining can clearly reflect the geography distribution, the feature of genetics differentiation,and genetic relationships among eight cattle populations.

由邻结法绘制的系统聚类图能清晰、客观地反映8个肉牛群体的地理分布、遗传分化特点，以及亲缘关系远近程度。

In this paper, two kinds of learning methods of fuzzy systems are analyzed first,using genetic algorithm and the gradient descent method.

文中首先对模糊系统的两类主要的学习算法：梯度下降和遗传算法方法进行了深入分析，并指出了存在的问题。

Based on internal variable theory and damage theory, a damage-rheologic constitutive equation for one dimensional problem was then developed, and it was extended to three dimensional problem.

根据对试验结果的进一步分析，在总结前人工作的基础上，提出了岩石类材料的损伤演化的概率——遗传模型，建立了材料的一维流变损伤本构方程，并将其推广至三维问题。

The aim of this paper is to construct a class of quasihereditary endomorphism algebras with global dimension ≤3 from the algebras of representation dimension at most three.

介绍了表示维数小于等于3的一类非常重要的代数，并从这类代数出发，构造了一类新的整体维数小于等于3的拟遗传自同态代数。

This paper presents a clustering analysis method of immune genetic algorithm based on entropy.

介绍了基于信息熵的免疫遗传算法的聚类分析方法。

Combining fuzzy clustering analysis and genetic algorithm, a gradational searching algorithm of shortest path in laser cutting is presented.

结合激光切割最短路径的计算问题，将模糊聚类分析与遗传算法相结合，提出了一种分级搜索最短路径的方法，该方法对于同类问题的解决具有借鉴作用。

UPGMA cluster analysis of the genetic distance data grouped the cultivars studied according to their pedigree information.

UPGMA聚类分析结果表明，品种间的遗传距离与系谱关系基本吻合。

ISSR cluster analysis of 8 panicum germplasms showed: when the genetic similarity coefficient is 0.67, P. maximum cv. Cattonand P. maximum. Guinea Grass divided into two dependent groups, and the others to be another group.

8份臂形草种质的ISSR聚类分析表明，在遗传相似系数为0.67水平时，嘎顿坚尼草和圭亚那坚尼草可各自归为一类群，其余归为另一类群。

The study suggest:(1) The observation of satellites in root tip and multiplex PCR makers could accurately identify the homozygous and the heterozygosis of 1BL/1RS translocation.(2) Through the restoring degree we could confirm the success of the transfer. The combination of the restoring degree and the agronomy property could increase the efficiency of practical application.(3) This study proposed the transformation from the physiological male sterile to the genetic male sterile, and then establish a method of utilize the strong superiority crosses.

其中复合引物PCR更适合于回交后代中大量目标种子的筛选；(2)恢复基因转育后代定株与不育系测交，依据测交恢复度可准确确定恢复基因在回交后代的延续，恢复基因定株定向转育与性状选择结合可大大提高转育后代的实际应用效果；(3)本研究提出的粘类小麦雄性不育恢复基因Rfv1定向转育体系，可有效地实现小麦由化控强优势组合向三系强优势组合的定向转化，即生理型不育途径向遗传型不育途径的定向转化，进而建拓一套杂交小麦强优势组合多途径利用新体系。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了