查询词典 constructive mathematics

The vehicle scheduling problem is the very core of the content in the logistics scopes, it is a typical NP-hard problem, involving in many research subjects such as operations research, applied mathematics, combinatorial optimization, network analysis, computer software, computer applications, logistics science, transportation management, etc.

车辆优化调度问题(Vehicle Scheduling Problem，简称VSP)是物流配送中的最为核心的内容，它是一个典型的NP难题，涉及到运筹学、应用数学，组合优化、图论与网络分析、计算机软件、计算机应用、物流科学、运输管理等众多学科领域。

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。

But for them, it is also a great challenge to combine the Mathematics with their real life.

但对他们来说，恰好是将数学与实际生活联系起来的一个很好的挑战。

Based on the theory of fuzzy mathematics,the improved fuzzy optimum model was established,and an integrated selection method,which combined quantitative index with qualitative index of the enterprises of engineering project authorized management,was developed.

通过运用模糊数学的相关优选理论，建立了改进的模糊优选模型，给出了一种在代建制下对代建单位进行定性、定量综合评选的方法，在定性指标的量化处理上用模糊一致矩阵克服了传统方法的缺陷。

The study on modeling and programming of the responses of reinforced concrete structures in fires relates many fields such as combustion, heat transfer, engineering mechanical, engineering mathematics, finite element method, software engineering, computer graphics etc.

对钢筋混凝土结构在火灾中的反应进行数值模拟及软件开发，涉及到很多学科，包括燃烧学、传热学、工程力学、材料科学、工程数学、有限元技术、软件工程学。

The study on modeling and programming of the responses of reinforced concrete structures in fires relates many fields such as combustion, heat transfer, engineering mechanical, engineering mathematics, finite element method, software engineering, computer graphics etc. Thus, more analytical, experimental, and programming work is needed before STRUFIRE can be used as calculation and design tool by practicing engineers.

对钢筋混凝土结构在火灾中的反应进行数值模拟及软件开发，涉及到很多学科，包括燃烧学、传热学、工程力学、材料科学、工程数学、有限元技术、软件工程学、计算机图形学等，因此，要想把STRUFRE开发成面向工程实际的结构抗火分析及设计软件，还有大量艰苦工作要做。

The polynomial greatest common divisor is one of the most important polynomial contents, as which is not only the basic summary in the whole Higher Mathematics and Number Theory .

多项式最大公因式是多项式众多内容中十分重要的一项，它在整个高等代数、抽象代数、数论等科目当中，既是基础性的内容，也是很多其它项目研究中要求具有的储备知识。

Other semirings arise naturally in such diverse areas of mathematics as combinatorics, functional analysis, topology, graph theory, Euclidean geometry, probability theory, commutative and noncommutative ring theory, optimization theory, discrete event dynamical systems, automata theory, formal language theory and the mathematical modeling of quantum physics and parallel computation systems.

在许多不同的数学领域存在着其它形式的半环，比如组合学，泛函分析，拓扑学，图论，欧式几何，概率论，交换和非交换环，优化论，离散动力系统，自动化理论，形式语言理论，量子物理的数据模型和并行计算系统。

In the 20th century, the emphasis in mathematics has shifted from local to global considerations, from lower dimensions to higher dimensions, from commutativity to non-commutativity,and from linearity to non-linearity.

20世纪数学的重点从局部转移到整体，从低维转移到高维，从交换转移到非交换，以及从线性转移到非线性。

On the basis of analyzing the reason that produce hydraulic impact, the dynamics of vibration wheel of vibration compactor and dynamics of vibration hydraulic system were analysed, the mathematics model of vibration hydraulic system was set up and its output models for pressure and flow were deduced.

在分析液压冲击产生原因的基础上，进行了振动压路机振动轮的动力学分析和振动液压系统的动态分析，建立了振动液压系统的数学模型，同时推导出系统压力和流量的输出模型。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。