环盘轴对称振动频率的三维振动里兹法求解
秦慧斌; 吕 明 王时英
Three dimensional vibration solving for axisymmetric vibration frequency of annular disk using Ritz method
QIN Hui-bin; LÜMing WANG Shi-ying
. 2013, (17): 52 -58 .