查询词典 mathematical notation

So called reservoir is physical or mathematical; for a physical system, the mathematical model is a system of partial differential equations with related initial and boundary value conditions, it can describe important physical process occurring in the system, for example, the process occurring in reservoir, which mainly concludes flow of fluids and transportation of mass, gravity、 viscosity、compressibility have effect to it; differential equations describing this process are obtained by combining Darcy law of every phase and its mass equilibrium in differential form.

这种模型是物理的或数学的；一个物理系统的数学模型，是偏微分方程组和适当的一组初、边值条件的总体，它能够描述在系统中发生的重要的物理过程，比如在油藏中发生的过程，主要是流体的流动和质量的转移，重力、粘滞力、压缩性等在流体流动过程中都是起作用的；描述这个过程的微分方程是由将各相达西定律和各该相的微分形式的物质守恒相结合而得到的。

It has introduced the mathematical model of the take-up process and the fabric mathematical model between two adjacent units.

在控制算法方面，应用了参数自适应、信号自适应、多模态控制和专家控制等先进控制策略。

The mechanics model of tramcar and track,mathematical model of tramcar based on the Newton's second law and mathematical model based on the Bernoulli-Euler Beam theory are built respectively.

建立了大型矿车与矿井运输轨道的耦合动力学模型，根据牛顿第二定律建立了矿车振动数学模型，根据伯努利—欧拉梁模型建立轨道振动数学模型，以Simulink为仿真工具对矿车越过轨道连接处的台阶时车体及轨道的振动特性进行了动态模拟。

This article studies based on the shortest path city public transportation intelligence inquiry system, first aims at the city public transportation line network chart establishment mathematical model; Then research based on above mathematical model database creation method and corresponding algorithm design, with take Dijkstra algorithm as foundation, based on path shortest public transportation line inquiry algorithm, and through simple analog data confirmation algorithm validity; Finally brief introduction according to this thought design realization city public transportation intelligence inquiry system.

研究基于最短道路的城市公交智能查询系统，首先针对城市公交线路网络图建立数学模型；然后研究基于上述数学模型的数据库建立方法和相应的算法设计，和以Dijkstra算法为基础的、基于道路最短的公交线路查询算法，并通过简单模拟数据验证算法的有效性；最后简要介绍按此思想设计实现的城市公交智能查询系统。

And usually this method will suffice to typify all the rest, and not only can we easily solve the problems of calculating statistics of mathematical statistics in this way, but also a large number of sophisticated data can be avoided in the mathematical statistics teaching.

在方差分析中，无论是单因素还是双因素分析，基本思想方法和基本概念都是很清楚的，学生在经过参数的区间估计、点估计和假设检验的学习之后，对这些概念的掌握应该是顺理成章的事。

In mathematical simulation theory, stress-strain relation of powder-compactdeformation , equivalent strain velocity equation , and unitary matrix equation ,are deduced.Therefore, feasibility of Multi-Core-Line-Die Powder Extrusion Forming is validated by Research on Mathematical Simulation Theory and Powder Extrusion Forming Technology of Multi-Core-Line-Die, which is a better forming method of metallic carrier.

在数值模拟理论中，推导了粉末体变形的应力-应变关系等效应变速率方程和求解的整体矩阵方程因此，"多芯线粉末挤压成形工艺及其数值模拟理论研究"验证了多芯线粉末挤压成形在工艺上的可行性，是金属载体成形的较好方法。

In chapter 3, we found a class of universal CA operators for Mathematical Morphology and implemented Mathematical Morphology in CNN-UBN by use of the theory in chapter 2, which make lots of morphological image processing problems be solved with CNN-UBN.

同时，我们在第二章找到了用二维CA实现数学形态学的通用算子，在CNN上实现了数学形态学，使基于形态学的图像处理问题可以用CNN来很好的解决。

By using mathematical method, the model is established, and through analyzing the mathematical model, the variable gain and settling time of the AGC circuit are calculated.

采用数学方法建立数学模型，并通过分析数学模型计算出AGC回路的可变增益和稳定时间，设计了相应的电路并分析了AGC回路对流量测量计算过程的影响。

Doyne Farmer, former mathematical physicist, and colleagues from his earlier mathematical adventures, set up in a small, four-room house which serves as an office in adobe -- baked Santa Fe -- as far from Wall Street as one can get in America -- are currently some of Wall Street's hottest rocket scientists.

至于多恩·法默这位前数学物理学家（还有他那些原来跟他一起进行数学冒险的同事们），虽然他们的办公室离华尔街远得不能再远（至少在美国再找不到更远的了：他们是在Santa Fe的一个只有四间房的小砖楼里），现在却是华尔街最炙手可热的火箭科学家。

Doyne Farmer , former mathematical physicist, and colleagues from his earlier mathematical adventures, set up in a small, four-room house which serves as an office in adobe -- baked Santa Fe -- as far from Wall Street as one can get in America -- are currently some of Wall Street's hottest rocket scientists.

多恩·法默这位前数学物理学家，还有那些原来跟他一起进行数学冒险的同事们，把圣塔若菲四间砖房作为办公室——在美国境内，那里离华尔街远得不能再远——现在是华尔街最炙手可热的火箭科学家。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。