13-1概述(Introduction) 13-2杆件变形能的计算( Calculation of strain energy for various types of loading 13-3互等定理(Reciprocal theorems) 13-4单位荷载法·莫尔定理(Unit-load method mohr's theorem) 13-5卡氏定理(Castigliano's' Theorem) 13-6计算莫尔积分的图乘法(The meth od of moment areas for mohr's integration)
§3-1 扭转的概念和实例 (Concepts and example problem of torsion) §3-2 扭转内力的计算 (Calculating internal force of torsion) §3-3 薄壁圆筒的扭转 (Torsion in thin—wall circular tube) §3-4 圆轴扭转的应力分析及强度条件 (Analyzing stress of circular bars & strength condition) §3-8 开口和闭合薄壁截面杆的自由扭转 (Free torsion of open and closed thinwalled members) §3-5 圆杆在扭转时的变形 ·刚度条件 (Torsional deformation of circular bars & stiffness condition) §3-6 密圈螺旋弹簧的应力和变形 (Calculation of the stress and deformation in close-coiled helical springs) §3-7 非圆截面杆的扭转 (Torsion of noncircular prismatic bars)
§4-1 基本概念及工程实例 (Basic concepts and example problems) 第四章 弯曲内力 (Internal forces in beams) §4-3剪力方程和弯矩方程·剪力图和弯矩图 (Shear-force& bending-moment equations ; shear-force & bending- moment diagrams) §4-2 梁的剪力和弯矩(Shear- force and bending- moment in beams) §4-6 平面刚架和曲杆的内力图 (Internal diagrams for frame members & curved bars) §4-5 叠加原理作弯矩图 (Drawing bending-moment diagram by superposition method) §4-4 剪力、弯矩与分布荷载集度间 的关系(Relationships between load,shear force,and bending moment)
