汇交力系

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

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

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 .

浅谈平面汇交力系解析法的应用

On the Analytical Method System of Plane Intercrossing Forces

平面汇交力系的解析法是用平面汇交力系的平衡方程计算未知力，其平衡方程最简单，但也最容易出错。

The analytical method of system of plane intercrossing forces is to calculate unknown forces by use of equilibrium equation of plane system of plane intercrossing forces .

几何构成杂交优化，将屋盖下弦贯通内墙，为减小屋盖与墙体交界处杆件过大的弯曲应力而附加少数腹杆，形成局部汇交力系；

Hybrid optimization of geometric constitution , that is to decrease the bending stresses of members near the boundary of wall and large span roof , some web members are added to form a local joining force system .

超静定结构中求平面汇交二力杆系节点位移及轴力的方法

The Solution to Node Displacement and Axial Forces of Two-force Rods of Planar and Concurrent Forces