查询词典 combinatorial

It is generally used in combinatorial optimization problem.The TS method performs a "guided search" which enables it to escape from local optima.

TS算法属于现代优化算法，是局部领域搜索法的推广，常用于求解组合优化问题。

Taking a regional logistics industry as an instance,from the view of quantitative and qualitative character,the weights of related indicators are computed by combinatorial evaluation method .

基于物流产业的涵义和特点提出了产业竞争力的概念，根据物流产业的现状，提出了物流产业竞争力评价的多层指标体系，列举了主要的评价方法和具体步骤；针对具体的实例，从定性和定量两个角度，运用组合评价法确定了相关指标的权重，借助多层模糊评价法对一级指标进行了评价分析，有助于区域物流产业核心竞争力的确定。

At present it is very difficult to predict all the RNA secondary structures. This paper describes RNA secondary structure prediction methods from 1970\' to this day in a systematic way some. Tracing back and following the tracks of prediction methods the author made a summary of RNA research progress and situation while a enumeration problem of RNA secondary structure is studied with the method of combinatorial enumeration.

目前所有有关RNA二级结构的预测算法要预测出所有序列的二级结构仍然很困难，本文系统介绍了从上世纪70年代以来发展至今的各类RNA二级结构预测算法，从对RNA结构预测方法的追溯和跟踪，对当今RNA研究的进展和形势做了一个总结，并且应用组合计数的技巧解决了一类RNA二级结构的计数问题。

By using combinatorial evaluation method to compare and analyze the efficiency of 18 railway transport enterprises,first of all,the paper builds a comprehensive index system,and then uses DEA,AINM,TOPSIS and ECM to evaluate the efficiency of enterprises.

本文首先建立了一套相对完善的铁路运输企业效率评价指标体系，并根据各种评价方法有针对性地调整具体指标体系。然后以数据包络分析、综合指数法、TOPSIS法和功效系数法四种评价方法分别评价各铁路局的运营效率并排序。

In the optimization problem, the more common is combinatorial optimization problem.

在优化问题中，比较常见的是组合优化问题。

Scheduling is a kind of important combinatorial optimization problem.

排序问题是一类重要的组合最优化问题。

This problem can be modeled as a combinatorial optimization problem as follows.

这一问题可以归结为一个组合优化问题如下。

Scheduling problem is one important class of combinatorial optimization problem.

排序问题是一类重要的组合优化问题。

It can be boiled down to combinatorial optimization problem in mathematics.

这是一种复杂的带性能约束的立体空间布局问题，在数学上可以归结为组合最优化。

Job-shop Scheduling Problem is a typical NP problems, which is one of the hardest combinatorial optimization problem.

作业车间调度问题是一个典型的NP难问题，是最困难的组合优化问题之一。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。