Hamel 框架下几何精确梁的离散动量守恒律1)
高山, 史东华, 郭永新

DISCRETE MOMENTUM CONSERVATION LAW OF GEOMETRICALLY EXACT BEAM IN HAMEL'S FRAMEWORK1)
Gao Shan, Shi Donghua, Guo Yongxin
图2 梁的角动量
Fig.2 Evolution of angular momentum