查询词典 mathematical approximation

By analyzing the dynamic coupling process of looper system and using the mathematical models of hydraulic cylinder and servo valve, a dynamic mathematical model of hydraulic looper system was built at the vicinity of the working point.

通过对活套系统动态耦合过程的分析，在工作点附件，结合伺服阀和液压缸的模型，建立起液压活套系统的动态数学模型。

Based on the limited mathematical expectation, the density function, distribution function and other mathematical tools, the impact of the use of different types of deductible and compensation limit on the pure premiums is analysed.

在有限数学期望、密度函数、分布函数等数学工具的基础上，分析了不同类型的免赔额与赔偿限额的同时使用，对纯保费的影响。

Based on the the limited mathematical expectation, the density function and other mathematical tools,we analyze the impact of the use of different types of deductible and compensation limit on the pure premiums. It has great significance for the insurance and actuarial staff to design more rational and more fair insurance types.

并在有限数学期望、密度函数、分布函数等数学工具的基础上，分析了不同类型的免赔额与赔偿限额的同时使用对纯保费的影响，对保险精算人员设计出加更加合理、更加公平的保险险种有很大的意义。

Radon variable; Mathematical expectation; Applications of mathematical expectation

随机变量；数学期望；数学期望的应用

Is a A very common method of problem solving even in universities in some courses, such as advanced algebra, mathematical analysis and are often used to prove some mathematical induction proposition.

即使在大学中的一些课程中，如高等代数，数学分析等也常常用到数学归纳法来证明一些命题。

Fuzzy mathematical morphology is a combination of fuzzy logic and mathematical morphology.

以往的应用研究主要是用于二值图像的形状优化和特征提取。

So to heighten the theoretical level of controls, we have to apply some control methods which realize the stabilization of the inverted pendulum by dint of our strength.The paper is based on the double linear inverted pendulum model, after concisely introducing the development and current situation of inverted pendulum system research, the mechanism and mathematical model of inverted pendulum are presented,mathematical model of the double inverted pendulum is particularly educed.

近年来，许多学者已经应用各种各样的控制方法对倒立摆系统进行广泛地研究，尽管国内外对倒立摆的研究已有显著成果，但作者对倒立摆的研究才刚刚起步，需要在学习和总结已有经验的基础上，研究倒立摆的控制，以提高控制理论的水平。

Probability theory and mathematical statistics are statistics on the phenomenon of the random one of Mathematical Sciences.

概率论与数理统计是研究随机现象统计规律的一门数学科学。

The appropriate implement of mathematical symbol language will benefit the mathematical abstract thinking.

数学符号语言是数学思维的外显形式，它反映了数学思维的特征，简化了数学思维的过程，是数学思维的载体。

China has implemented new courses in a few years, the study of middle school teachers teaching and students studying math on the investigation at this stage Instructional Design Research expounded on the need from classroom teaching and learning theories analysis, to find guidance in the design of classroom teaching under the new curriculum theory and classroom teaching on the design analysis of the whole process; From the typical class (class mathematical concepts and mathematical theory classes and study complicated math classes, the study of mathematics learning courses, open learning mathematics classes, cooperative learning math lessons) teaching the practice of design study, initial design, this is my classroom teaching design in recent years the practice of summary, the results of this study reflect.

新课程在我国已实施好几年了，本研究通过对初中教师与学生数学教学情况的调查，阐述研究现阶段课堂教学设计的必要性；从课堂教学理论、学习理论的分析中，寻找指导新课程下课堂教学设计的理论，并就课堂教学设计的全过程进行剖析；从几种典型课(数学概念课、数学原理课、数学复习课、数学研究性学习课、数学开放探究课、数学合作学习课)的课堂教学设计的实践研究中，提出初步的设计思路，这既是本人近年来课堂教学设计的实践总结，也是本研究的成果体现。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"