力系

用三维CAD绘图技术求空间汇交力系

Solving the Problem of Spatial Concurrent Force System by the Use of 3D CAD

基于平截面假定和自平衡力系条件，对碳纤维布（CFS）加固的任意形状横截面混凝土构件，建立日照辐射或骤然降温引起的温度自约束变形求解方程。

By using the assumption of plane cross section and the condition of self-equilibrating force system , the equation about temperature self-restrained deformation due to solar radiation or abrupt temperature drop is established for the concrete member with arbitrary cross-section strengthened by carbon fiber sheet ( CFS ) .

借助于三维CAD工程绘图技术，本文介绍了采用图解法求解空间汇交力系平衡问题的应用实例。

With the help of 3D CAD , this paper presents an actual example of solving the problem of equilibrium of a spatial concurrent force system by the graphic solution .

刚体惯性力系简化的一般表达式

The general expression of reduction of rigid body inertial force system

关于平面平行运动刚体上力系的简化

Simplification on system of forces on rigid body of plane-parallel motion

平面任意力系解题方法探讨

Approach to the Solution for the Problems of Coplanar Force System

用边界元法研究非保守力系下杆的稳定性

Research on stability of rods under nonconservative loadings by boundary element method

装载机动力系的外界激励谱与统计仿真

External excitation spectrum and statistical simulation for power train of shovel loader

种植体支抗受正畸力系作用后的骨组织反应及其稳定性研究

Study Stability and Osseous Reaction of Implant Anchorage after Received Orthodontic Force

刚体共面力系平衡条件的等效证明

The Equivalent Proof of Equilibrium Condition of Rigid Body Coplanar Force System

图1-6中表示了应力系的立体图。

A perspective of the stress system is shown in Fig. 1-6 .

建力系建筑材料科研动态

Developments in Scientific Researchs of Building Materials for Architectural Engineering and Mechanics

空间一般力系的新标量型平衡方程

New Scalar-Type Equilibrium Equations of the General Space Force System

这样的力系叫做静不定力系。

Such force systems are said to be statically indeterminate .

力系平衡方程的多种形式

About the forms of the equilibrium equations in various system of forces

因此，力系向不同点简化的最终结果是唯一的。

Therefore , reduced result for coplanar forces is only .

空间力系平衡方程的转换条件

Transpositive Conditions of Equilibrium Equations of Spatial Force Series

浅谈平面汇交力系解析法的应用

On the Analytical Method System of Plane Intercrossing Forces

空间力系矩式平衡方程相互独立的几何条件

Geometric Conditions of Independent Momental Equations of Equilibrium for Three Dimensional Force System

平面力系简化结果的进一步分析

The further analysis of reduced results for coplanar forces

图解空间一般力系合成问题的正投影法

Orthography of Diagramming Space General Force System Composition Problem

浅谈空间任意力系平衡方程的多矩式

Multi - Moment of the Balance Equation in Arbitrary Force Systems in Space

换面法在求解空间汇交力系中的应用

Application of the Projective Plane - change Method to a Spatial Concurrent Force System

力系等效原理在物体系平衡应用中需注意的问题

A question on equivalent principles of force system in application of object system balance

平面任意力系应用程序

Application program in coplanar arbitrary force system

惯性力系简化探讨

About the Reduction of Inertial Force System

平面运动刚体惯性力系简化中心的选择

Choice of Center of Reduction of Inertial Force System of Rigid Body in Plane Motion

（Ⅱ）组方程只适用于约束系统，力系按主动力与约束力分类。

The (ⅱ) group of the equation is adapted to the system of the constraint .

多力矩式空间力系平衡方程独立性的研究

Independence of Equilibrium Equations of Space Force System Characterized by more than Three Moment Equations

任意力系作用下的层状弹性半空间的有限层分析方法

F in ite Layer Analysis for Layered and Elastic Half - space under Arbitrary Force Systems