泰-柔欧鹏，洁华欧堂，佳士欧晨，自力PY-2004 DA-1900/01/01 TI-弱非线性振动系统的频域参数识别SP-634785 VL-11 AB-SN-1070-9622 UR-https://doi.org/10.1155/2004/634785 DO-10.1155/2004/634785 JF-冲击和振动PB-IOS压力机KW-ER-