1)  dendritic river
树状河流
2)  tree-like
树状
1.
In order to solve the difficulty to change and expand the application system in ERP software,a new tree-like database design model is proposed,in which the definition and the design principle are narrated in detail.
对ERP软件中出现的应用系统难于改变及扩展的问题,提出了一种新的树状数据库设计模型,叙述了该模型的定义及设计原则。
3)  tree-shaped river network
树状河网
1.
Taking the two-grades tree-shaped river network of someplace in southern Jiangsu province as an example,based on the water quality simulation by using S-P water quality model,the water pollution controlling optimization model,in which the object function was to minimize the sum cost of sewage disposal and transferring water for dilution,was established in this paper.
以苏南某地二级树状河网为例,在运用S-P水质模型模拟河网水质的基础上,构建了以河网污水处理费用及引水稀释费用之和最小为目标函数的水污染控制最优化模型,采用遗传算法,对各引水口的引水量及河网中各排污口的污水处理率进行优化计算,供苏南地区水系规划与管理参考。
4)  dendrimer
树状分子
1.
Templatation and stabilization of amino-terminated poly(amido-amine) dendrimer in formation of copper nanoparticles;
胺基端基树状分子在铜纳米粒子形成过程中的模板及稳定化作用
2.
A New Method of Syntheses of Aromatic Polyester Dendrimer;
合成聚芳酯树状分子的新方法
3.
Preparation and Molecular Dynamics Simulation Study of Dendrimer/RE Nanocomposites;
树状分子/稀土纳米复合材料的制备与分子动力学模拟研究
5)  tree-type pipe network
树状管网
1.
A two-step optimal design method based on the integer coding genetic algorithm for tree-type pipe network is proposed.
针对树状管网布置中较多依赖设计人员经验的特点,提出了一种基于整数编码遗传算法的树状管网两级优化方法。
2.
An optimization model for tree-type pipe network,in which the minimal investment is taken as objective function,is established and genetic algorithm is used to solve the problem.
以投资最小为目标函数,建立了树状管网优化数学模型,并采用遗传算法进行求解。
6)  dendrime
树状分子
1.
Synthesis of polyamidoamine(PAMAM) dendrime;
聚酰胺胺(PAMAM)树状分子的合成
2.
The particular structure and capability of polyamidoamine(PAMAM) dendrime were introduced.
介绍了聚酰胺胺(PAMAM)树状分子的独特结构和性能,综述了国内外有关聚酰胺胺树状分子与线形聚合物共混的研究进展。
3.
At the same time,some synthesis and application direc- tions about polyamidoamine(PAMAM)dendrime are put forward in China.
综述了聚酰胺胺(PAMAM)树状分子在我国的研究进展;介绍了聚酰胺胺(PAMAM)树状分子的合成方法:发散法、收敛法、发散收敛结合法,以及聚酰胺胺(PAMAM)树状分子在表面活性剂、催化剂、纳米材料、絮凝剂等应用研究领域所取得的成果;并评述了聚酰胺胺(PAMAM)树状分子在我国发展的方向。
参考词条
补充资料:树状大分子

一种有机高分子化合物,因其单个分子的形状如树状展开,故得名.

说明:补充资料仅用于学习参考,请勿用于其它任何用途。