原理

The formula can be used in approximate calculation of instable critical load of high pier in the design and construction.

本文利用能量原理的Ritz法，在对截面惯性矩变化作线性假定后，推导出变截面空心薄壁高墩失稳临界荷载近似计算公式，可用于设计施工中对高墩失稳临界荷载的近似计算。1中心压杆稳定理论及能量原理中心压杆的失稳问题是稳定问题中的一个最基本的问题。

In this thesis, The theory and advantages of JPEG2000 and wavelet transform theory ara briefly presented firstly.

本文首先简要介绍了JPEG2000标准的原理和优越性，以及小波变换原理。

This paper presents the basic construction and movement rules of the coordinator gyrorotor with reticle of Archimedes spiral reticule pattern , Also, it explains the principles and methods of dynamical balance to damp the vibration and forced nutation.

阐述了具有阿基米德螺旋线图案的位标器的基本原理及其运动规律，并说明这种陀螺转子的振动与绕动的平衡原理与方法。

Pattern was characterized by XRD,SEM,the Archimedes'method and the lever principle.

运用XRD、SEM分析仪器和阿基米德原理及杠杆原理，对样品进行了检测。

As in Volume 2, where I found to my delight that the basic principles of elementary probability theory and number theory arose naturally in the study of algorithms for random number generation and arithmetic, I learned while preparing Section 7.2.1 that the basic principles of elementary combinatorics arise naturally and in a highly motivated way when we study algorithms for combinatorial generation.

如同在第二卷中那样，在那里我高兴地发现，初等概率论和数论的基本原理很自然地出现在关于随机数生成和算术的算法的研究中。而当我准备编写7.2.1小节时，我注意到，当我们研究组合生成的算法时，初等组合学的基本原理自然地并以高度带激励的方式出现。

Main Courses: Circuit, Electronic Technology, Discrete Mathematics, Data Structures, Compile Principle, Programming, Computer Principle and Structure, Operation System, Assembler Language, Database Principle, Computer Network and Internet, Software Engineering, Calculating Designing and Analysis

主要课程：电路，电子技术，离散数学，数据结构，编译原理，程序设计，计算机组成与结构，操作系统，汇编语言，数据库原理，计算机网络，软件工程，算法设计与分析。

To the display principle of liquid crystal and character, asynchronous communication principle, etc. have been discussed.

对液晶及字符的显示原理，异步通讯原理等也进行了讨论。

The response of the vertical pendulum to the crustal tilt tides is also studied. Both the construction and principle of the capacitance displacement transducer used in two-dimension vertical pendulum tiltmeter are described. The method of calibrating a vertical pendulum tiltmeter using a piezoelectric transducer and an autocollimation is first presented and performed.

本文介绍了二维垂直摆的基本结构和工作原理，分析了垂直摆对地倾斜的响应特性，介绍了高精度电容位移传感器的组成和工作原理，并讨论了利用压电陶瓷和自准直仪联合对垂直摆倾斜仪进行标定的方法。

Automatic control theory is one of the main courses in automation.

自动控制原理是自动化学科的重要理论基础课，是专门研究有关自动控制系统中基本概念、基本原理和基本方法的一门课程。

It is proved that the choice function must satisfy the axiom of consistency if the choice function meets the axiom of substitutability together with quotafilling condition; then, it is driven that the choice function is a path independence choice when it satisfies the substitutability and consistency condition.

首先证明了在替代性原理的前提下，选择函数定额充分是满足一致性原理的充分条件；得出了当选择函数满足替代性和定额充分条件时，必定满足路径无关性选择的结论。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。