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。
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