力学

It involved cast theory, solidification theory, diathermanous science, engineering mechanics, numerical analysis, computer graphics and so on. It is a synthetic and complex major.

它涉及到铸造理论、凝固理论、传热学、工程力学、数值分析、计算机图形学等多种学科的交叉知识，是一门综合性的复杂的学科。

According to Lagrange equation in analytic dynamics, the dynamic equations of the Double-Axis Gyro Stabilized Platform of a certain airborne SAR antenna are derived, its linear model and the transfer functions of other main parts in the DAGSP are given and at last the block diagram of DAGSP is given.

6利用分析力学原理，推导了某机载天线双轴陀螺稳定平台的动力学方程和线性化模型；给出了天线双轴陀螺稳定平台中各主要环节的传递函数及数学模型。

We think that the coupling dynamical modeling offlexible multibody system should be established on continuum mediummechanics and analytic dynamics and making the coupling dynamicalmechanism between large overall motions and deformation motions clear.

本文认为柔性多体系统刚-柔耦合动力学建模应从连续介质力学和分析动力学出发，合理地描述柔性体的变形运动，才能探明大范围运动和变形运动之间的耦合动力学机理。

The nanostructures and mechanical properties of nanocrystalline Ni with average grain size ranging from 2.09nm to 5.23nm were simulated with analytic embedded-atom method and Molecular Dynamics.

摘 要：运用分子动力学技术，结合分析型嵌入原子方法模拟计算了平均晶粒尺寸为2.09~5.23nm的纳米多晶Ni的微观结构和力学性能。

Keywords Nanocrystalline;Analytic embedded-atom method;Molecular dynamics;Microstructure;Grain boundary;Mechanical properties

Article From 湖南大学；材料物理与化学硕士论文 2004年度纳米晶体；分析型嵌入原子方法；分子动力学；微观结构；晶界；力学性能

The construction of the models is based on such theories as Theoretical Mechanic,Advanced Mathematics,Space Analytic Geometry,the Theory of Ship and Sea-keeping Theory.

在比较、分析国内外有关船舶波浪稳性的研究成果的基础上，运用理论力学、流体力学、高等数学、空间解析几何的基本原理和船舶原理、船舶耐波性、船舶抗沉性、势流理论的专业理论知识，提出了计算船舶波浪稳性的数学模型，并针对客滚船在波浪中的稳性变化进行了定量的计算和分析。

It is a trend of calculating and analytical method of contemporary mechanics.

It是一个计算和分析的趋势当代力学的方法。

Presently, though there are many calculating model of anchor-bolt and many research results concerning these problems,there exist some problems on these methods in simulating the anchor bolt's mechanical behavior.

目前，虽然已有不少的锚杆计算模型及相应的计算方法，但这些方法在对锚杆力学行为的模拟及应用等方面，尚存在着一些问题。

So we must find a more accurate measure in which we can get the action data of the anchor bolt supporting and provide the schemes on the optimizing designing of the anchor bolt supporting.

本文给出了锚杆支护的力学模式，给出了较为精确的锚杆支护的定量分析方法，为优化锚固设计提供了一定的依据。

In terms of the generating freedom-degree of the tooth surface,the sloping angle of the contact path is enlarged.

提出了弧齿锥齿轮传动中边缘接触中的集合分析与力学分析方法。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐