时间积分算法在有限元动力学中的应用，可以计算结构的瞬态响应-This class implements a Newmark beta-gamma predictor-corrector time inte- gration scheme, with accelerations as primary unknowns. .A Newmark scheme assigns to the dofs the following 5 unknowns : - the d

用newmark－beta法计算荷载作用下的多自由度系统的响应-Loads response calculation method used newmark-beta under the multi-degree of freedom systems