To improve query performance of distributed system, a conjunction data distribution tree is proposed by studying relation between data.
为了提高分布式系统的查询性能,通过研究数据之间的关系,提出一个关联数据分布树。
It suggests to build a distribution tree, where a father node transmits data to his children nodes, to acquire an one-to-many distributed multimedia transmission.
该方案通过构造分配树,使用其分支结点转发数据的方法,以实现一对多的分布式多媒体传输。
Collection, storage and handling of plant genetic resources and their global distribution are essential components of international crop and tree improvement programmes.
植物遗传资源的收集、存储和处理以及它们在全球的分布,是国际作物和树木改良计划的重要成分。
NIS+ also extended the naming system so that databases were placed into a tree structure rather than a single domain, allowing for much more complicated and wider-ranging distribution.
NIS+还对命名系统进行了扩展,因此数据库将放入树形结构中(而不是单个域中),以便允许更为复杂、范围更广的分布。
Afault tree method based on Bayesian network for Reliability Evaluation of Distribution System is presented.
提出了一种基于贝叶斯网络的故障树分析法并应用于配电系统的可靠性评估。
The information distribution, combination, occurring probability and covered relation in the tree graph have been systematically described.
对于树图中信息的分布、组合、出现机率以及覆盖关系,作了系统的论述。
This paper briefly introduces basic method of fault tree analysis, discusses in detail the method of fault tree analysis based on possibility distribution, and analyses a case.
介绍了事故树分析的基本思路,讨论了基于可能性分布的模糊事故树分析法,并结合实例作了具体分析。
The biomass of larch plantation of different site conditions and forest ages could be estimated by incorporating the individual tree biomass model and diameter distribution prediction model.
结合单木生物量模型和林分直径分布预估模型可以对不同立地、不同林龄下落叶松林分各组分的生物量进行预测。
A link delay distribution approach is proposed based on the dependence tree model and upward-downward algorithm.
利用依赖树模型和上向一下向算法,推测链路的时延分布。
The air distribution and airflow status in the bronchial tree has been dealt with in the present thesis in two different ways - local and overall.
本文从整体和局部两个方面研究支气管树内的气体的分布与流动情况。
The holistic distribution characteristics of 4 species groups: evergreen vs. deciduous and tree vs. shrub species along the altitudinal gradient were then analyzed.
然后分别统计常绿或落叶的乔木或灌木4组物种沿具体海拔高度的整体分布特征。
The distribution direction of fertilizer-N applied at autumn coincided well with the growth rhythm, and could stimulate the tree of poor growth vigor to absorb more fertilizer-N.
以秋施肥料氮的分配与植株生长节奏最吻合,并能刺激生长势弱的植株吸收利用肥料氮。
The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
群落中光照的分布状况受乔木层的种类组成、密度与冠幅指数等因子的影响,且对下层植物分布有较大的作用。
It showed that the minimum sample for spot checking tree spatial distribution patterns of natural Korean pine broad leaved forest should be 49.
结果表明,天然红松阔叶林空间分布格局调查的最小样本量为49。
Crown distribution diagram of the community. The crown depths were the difference between tree height and height of lowest leaves.
群落的树冠分布图树冠深度为树高与叶下高的差值。
Diameter distribution of tree stratum reveals truncated normal distribution.
乔木层株数随胸径分布呈现截尾正态分布。
Results Default arithmetic of regression tree can't be used directly under the condition of non-normal distribution, existence of outlier would make the problem more severity.
结果当应变量非正态分布时,直接应用现有回归树算法不能得出正确的分析结论;而当存在极端值时这一问题更为严重。
In addition, by studying the traffic flow distribution rule in the minimum spanning tree, it is found that the proportion of the minimum spanning tree in the total system is close to a constant.
此外,通过研究最小支撑树上的流量分布规律,发现最小支撑树上流量占总系统流量的比例接近于一个常数。
The law of net productivity composition in various stand types is basically identical with that of net productivity distribution in various forest tree organs.
林木仍然处于继续生长阶段,各类型林分净生产量组成和林木层各组份净生产量的分配,都表现为基本一致的规律。
The long horned beetles in various distribution areas could transfer from one host tree to another when the composition of the biotic communities changed.
天牛类害虫在各分布地区所联系的寄主树种,随着生物群落组成的变化而转移。
Does the distribution of leaves within the "volume" of the tree and its branches effect the shape?
树叶的分布以及树干和枝杈的体积影响叶子的形状吗?
All kinds of different methods based on rooted-tree multicast key distribution schemes make efforts to minimize the user key storage while providing efficient member deletion.
基于生成树组播钥匙分配方案的各种方法在提供有效的用户删除方法的同时努力将用户钥匙存储最小化。
Results proved that application of stereo vision technology on measuring distribution of tree could meet precision need in experimental conditions.
结果表明,在实验条件下,应用立体视觉测定林木个体分布格局可以达到精度要求。
According to the light distribution law of the fruit-crop planting ecosystem the reasonable planting way and the reasonable shape of tree, the height of tree, the range of crown and other index ca...
根据果粮间作生态系统的光照分布规律可以确定合理的栽植方式和合理的树形、树高、冠幅等指标。
Based on an improved s injection method, a novel fault localizer for tree form distribution networks is developed.
介绍一种基于注入法原理进行低压树状配电网接地故障定位的新装置。
Myrica rubra is a special fruit tree of China, which has wide distribution and rich resources in China.
杨梅是中国的特产果树,在中国境内资源丰富、分布广。
A directional tree model based on switches is proposed for fault section locating in distribution network by using system Structure and operation status.
针对配电网故障区间定位的问题,利用配电网的结构和运行状态,提出一种基于开关有向树型网络描述模型。
All the tree species in shrub layer were contagious distribution.
灌木层主要树种均呈集群分布。
Molecular phylogenetic tree reflects the genetic differences with obvious seasonal variation distribution.
微生物分布存在明显的季节变化。
The tree root distribution and management study is to select tree root type which fit in with the needs of crop.
其中林木根系分布与管理研究内容是通过对林木根系类型的筛选,选择与农作物根系矛盾较小的树种;
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