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We give several sufficient conditions of NA and NSD properties of random variables, compare the closeness of distribution functions of order statistics between NA and independent rv's, investigate properties of NSD defined by supermodular functions, study the dependence structure of stationary Markov process and order statistics and their spacings from two samples, establish stochastic comparisons of order statistics of heterogeneous rv's in the hazard rate and the reversed hazard rate orders, and give the first analytic proof of the closure property of the up shifted likelihood ratio order under convolution.

给出判定一组随机变量NA性质的几个充分条件,并给出NA和独立随机变量的次序统计量之间"贴近性"的比较,系统地研究基于特殊函数类所定义的NSD负相依概念,给出一些判别NSD性质的结构定理和一些有用概率不等式。系统研究平稳马氏过程的相依结构。研究两样本次序统计量及其问题隔的相依结构。在失效率、反向失效率序和似然序意义下给出非齐次随机变量次序统计量的比较。给出上漂移似然序卷积封闭性的第一个解析证明。

In chapter two, three and four, we have a stationary description ofpolysyllable words in One Hundred Buddhist Parables as objectively as possible. Forexample, its number, frequency, components, structure, new words with their newmeanings and so on. As for the later two aspects, we have complete counts by meansof statistics. Through the conditions of polysyllable words, we can have a generalidea of the development of vocabulary in the South and North dynasties. We combinefixed quantity study with fixed quality study.

在第二、三、四章中,我们对《百喻经》中的复音词尽可能客观地作了一个静态描写,如它的数量、频率、组成、结构和新词新义等方面,其中后两者都是用数据统计方式,穷尽式地对《百喻经》中复音词的各种结构和新词新义的数量进行统计,这样可以使我们通过本书的复音词概貌来基本了解整个南北朝时代词汇发展的大致情况,把定量研究和定性研究结合起来。

Article 1 For the purposes of organizing the statistics on contracted projects, labor service cooperation, and design consultation to foreign countries all over the country scientifically and effectively, assuring the accuracy, seasonableness and completeness of the statistical materials, giving full play to the role of statistical information, consultation and supervision, the said rules are formulated in accordance with Statistics Law of the People's Republic of China and its detailed implementation rules.

第一条 为科学、有效地组织全国对外承包工程、劳务合作和设计咨询业务统计工作,保障统计资料的准确性、及时性和完整性,充分发挥统计信息、咨询、监督作用,依照《中华人民共和国统计法》及其实施细则,特制定本制度。

Using nuclear DNA C-values for 539 angiosperms in China, we examined the variation of these values among growth forms and taxonomic groups and the relationship of these values with invasiveness. Mean DNA C-value of the 539 angiosperm species was 4.06 pg. Mean DNA C-value was(1) significantly lower for woody species (1.84 pg) than for herbaceous species(5.02 pg);(2) significantly lower for 360 dicots (2.20 pg) than for 179 monocots (7.80 pg);(3) significantly lower for annuals (2.78 pg) than for perennials(6.65 pg);(4) significantly lower for 134 weed species (1.93 pg) than for herbaceous non-weeds (6.75 pg) and for several families that have an unusually high proportion of weed species;(5) significantly lower for 47 exotic weed species (1.76 pg) than for 134 native weeds (1.93 pg), but significantly lower than that of "non-weedy" herbaceous species (6.75 pg);(6) lower for weeds than for "non-weedy" species in same genus or family; and (7) in herbaceous species, generally lower for weedy compared to "non-weedy" species, with some exceptions such as Avena fatua, whose DNA C-value is as high as 14.15 pg, contrarily, and some "non-weedy" herbaceous species in Cruciferae and Cucurbitaceae with very low values.

统计了中国境内有分布的539种被子植物的DNA C-值,分析了它们在不同分类群、生活型、倍性、生活史类型以及在杂草和非杂草类群中的分布情况,主要结果如下:(1)539种被子植物DNA C-值平均为4.06 pg,其中木本植物的DNA C-值平均为1.84 pg,低于草本植物的平均值(5.02 pg);(2)双子叶植物(360种)的DNA C-值平均为2.20 pg,极明显地小于单子叶植物(179种)的平均值(7.80 pg);(3)1年生植物的DNA C-值平均为2.78 pg,明显小于多年植物的平均DNA C-值(6.65 pg);(4)134种杂草的DNA C-值平均为1.93 pg,明显小于非杂草草本植物的平均值(6.75 pg),含杂草较多的科,平均DNA C-值相对较小;(5)统计的47种入侵杂草的DNA C-值平均为1.76 pg,略小于134种杂草的平均DNA C-值(1.93 pg),极显著地小于非杂草性草本植物(6.75 pg);(6)以科为单位,不同科的DNA C-值存在着极大的差异;(7)DNA C-值与染色体倍性的关系并不明显,但是,随着倍性的增加,基因组变小;(8)在同一科、属中,与非杂草相比,典型杂草的DNA C-值往往偏小;(9)总体上杂草或杂草性强的植物,它们的DNA C-值比非杂草性植物的要小。

This data can be analyzed, quantified and summarized to clearly determine the demographics, psychographics and geographics of the customer base.

数据可以结过分析,评估和概括,以便清晰地确定顾客群的人口统计,心理统计和地理统计特征。

Due to the complexity of the cell jitter, the NonSynchronous Tining Recovery methods are currently not mature With the emphasis being given to the Class A CBR traffic, this paper analyzes the performance of the queueing delay and cell jitter at the source node and intermediate nodes, and discusses the Source Timing Recovery at the destination node in ATM networks Firstly, this paper presents a description of the cell jitter of CBR traffic, and gives the definitions of two kinds of cell jitter regarding the Source Timing Recovery for CBR traffic Then, by using exact mathematical models and analysis methods, this paper analyzes the impact of the factors, such as the capacity of the queueing buffer, the randomness, the deterministic nature and the correlation in cell arrivals of the background traffic sources, on the queueing delay and cell jitter performance of the CBR traffic through Statistical Multiplexitng To obtain an insight into the power spectral distribution and look for better schemes for the depression and filtering of the cell jitter, within the analyses we succeed deriving the power spectrum of the cell jitter for CBR traffic Hence, not only the power spectral distribution of the cell jitter can in the frequency domain be qualitatively understood, but also can the rms (root-meansquare) value of the cell jitter be quantitatively obtained so as to more accurately measure the amplitude of the jitter In the end-to-end performance analysis of the queueing delay and cell jitter, we propose a kind of quasi-periodic cell stream model to characterize the jittered CBR traffic, and present an initial queueing analysis of the CBR traffic following such a model at a generic intermediate node Additionally, we briefly discuss the buildout/playout and Source Timing Recovery functions of the destination node Finally, regarding the Source Timing Recovery of CBR traffic, this paper systematically discusses several important principles of the cell jitter filtering and depression reported in the literature, introduces several implementation schemes of the Source Timing Recovery e.

由于信元抖动的复杂性,非同步定时恢复方法目前还很不成熟。本文针对A类CBR业务流在ATM网络源节点和中间节点的排队时延和信元抖动性能,以及在目的节点的源定时恢复问题作了较为全面的研究。首先,文中描述了CBR业务流的信元抖动,并具体地给出了两种与CBR业务源定时恢复有关的信元抖动的定义。然后,采用了精确的数学模型和分析方法,有针对性地分析了业务背景中信元到达的纯随机性、确定性和相关性以及排队缓存器容量等因素对CBR业务流经过统计复用后的排队时延和信元抖动性能的影响。为了了解信元抖动的功率频谱分布和寻求更好的抑制和滤除抖动的方法,在性能分析中,我们成功地完成了CBR业务流信元抖动的功率谱分析,使得不但可以从频域定性地认识信元抖动的能量分布特性,而且还可以定量地求出信元抖动的均方根值(rms:root-mean-square),以更为准确地衡量抖动的大小。在CBR业务流的多节点端-端排队时延和信元抖动性能分析中,我们提出了一种准周期性(quasi-periodic)信元流模型来描述感染了信元抖动的CBR业务流,并基于这一模型进行了CBR业务流中间节点的初步排队分析。

Calibrates the received higher-order statistics of the wavelet coefficients in order to reflect the change of image better,and takes the calibrated statistics as final features of images.

对得到小波高阶统计特征进行校准,以使统计特征能更好地反映信息嵌入以后的变化。校准后的统计特征作为图像最后的特征。

The function-modules that were cadastres for the surveying, the query, the measuring, the statistics, the index analyzing of the confines and rough land subdivision drawing , etc, are designed and implemented on the PDA system.

在PDA上设计实现了系统的地籍测量、地籍查询、地籍量算、地籍统计、界址指标分析和宗地草图绘制等功能模块。

The deterministic and statistic methods are employed respectively to study theforced response of the mistuned bladed disk under various system parameters withrespect to the deterministic and random mistuning. In the statistic analysis, wepropose a method that calculates and compares the statistics of the maximum andaverage vibratory responses.

在进行统计分析时,特别地提出了对失谐叶盘系统的最大振动响应和平均振动响应进行统计和比较的分析方法,利用该方法可对失谐叶盘系统振动能量的集中程度进行分析,从而更全面地认识失谐叶盘系统振动响应的局部化特性。

The Social- Economic statistical data is increasing in a geometric ratio further than the market economy.

和灭人邦社会经济的快快收铺,社会经济统计也随之快快地收铺,统计数据和统计信做量以几何级数迅猛删加。

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I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。

Ah may dee:You are chinese living in a democratic country.

你是居住在民主国家的中国人吧。