查询词典 cluster sampling

Anarchism is a term describing a cluster of doctrines and attitudes whose principal uniting feature is the belief that the government is both harmful and unnecessary.

无政府意义这个词描述的是一堆理论和态度，他们的主要共同点在于相信政府是有害的没有必要的。

All the four cluster could reflect the pedigrees of the cultivars in some degree but is not very anastomose.

四种聚类图都反映了品种的系谱来源，类群划分与系谱并不十分吻合。

These new results show that the Bullet Cluster is not an anomalous case.

这些新的结果表明，该子弹集群是不是一个异常的情况。

The first phase is todevelop the C/S structure of Job Management System—JC antetype; The second phaseaims to support cluster isomerous system and highly usability; The third phase aims toexplore resource sharing technology on WAN and Interact.

第一阶段是研制客户／服务器体系结构的作业管理系统—JC原型；第二阶段旨在实现集群异构系统支持和高可用性；第三阶段则是在广域网及Internet上探索JC系统的资源共享技术。

Cluster analysis and principal component analysis on data of anthropometry from Asian populations showed that Asian populations could be divided into north populations and south populations.

人类学学报， 2000年 01期本文通过对亚洲群体体部测量资料的聚类分析与主成分分析，认为亚洲群体可分为北方类群与南方类群。

Omega Centauri is also the brightest globular cluster, at apparent visual magnitude 3.9 it is visible to southern observers with the unaided eye.

半人马座欧米伽星团也是最明亮的球状星团，其亮度大小显示为3.9星等，在南半球的观察者用肉眼就可以欣赏它了。

That indicated the availability of SRAP technique in studying genetic variability in Arachis. Estimates of genetic distance among the 28 accessions Arachis section ranged from 0.12 to 0.75 with average genetic distance of 0.42. A genetic distance clarified that A-genome A. duranensis was most closely associated with tetraploid germplasm, which could be A-genome donors. Dendrogram of cluster analysis classified 28 accessions Arachis section into two groups: one including tetraploid germplasm, and A.

聚类分析表明，28份花生材料间的遗传距离变幅为0.12~0.75，平均为0.42，A基因组物种Arachis duranensis与栽培种花生的亲缘关系最近，可能是栽培种花生的A基因组的供体。28份种质分为两大类，第一大类包含四倍体种质及A基因组的A。

That is, in terms of lexicon, lots of archaism, words of French and Latin origins, various technical terms and official words are used in the English legislative language; while in terms of syntax, the legislative provisions have to follow fixed logic order and lots of complex prepositional phrases, nominalization, binomial and multinomial expressions cluster in the legislative sentence.

那就是，在词汇方面，大量的古体词，具有法语和拉丁语渊源的词，术语以及正式词语大量出现在英语立法语言中；在句法方面，为了强调并保证法律的严明以及公正，立法条文都必须遵从一定的逻辑顺序行文，并且，大量的复杂介词结构，名词化形式，双名词以及多名词表现形式大量聚集在立法条文中。

The reason of using Archimedean Copula is to solve the non-symmetric character of return and cluster character in tail ,but its disadvantage is hard to produce multivariate random numbers ,and ease to appear great change situation of simulated scenarios, and affect the optimal decisions.

采用Archimedean Copula虽然能够解决尾部聚集特征和收益的非对成性，但缺点是易产生出现多元随机数产生较困难，同时易出现模拟的情景出现巨大变化的情况，影响最优决策。

This article firstly analyse the conception and related technology of MEC, the architechure of Wireless Application Protocol cluster and application programming model. And deeply research for its security credit system, including encrypt arithmetic, Public Key Infrastructure theory, Wireless PKI technology and so on.

本文首先分析了移动电子商务的概念和相关技术，WAP协议簇的体系结构和应用编程模型，并对其安全信用体系进行了较为深入的研究，包括加密算法、PKI原理、WPKI技术等方面。

A strange and mysterious deep sea creature.

一种奇异、神秘的深海生物。

It's a yellow rectangle .

这是黄色的长方形。