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浏览/检索结果: 共2条，第1-2条 帮助 限定条件 发表日期：2019     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Time-Varying Nonlinear Parametric Identification of Isolated Structure Based on Wavelet Multiresolution Anslysis 期刊论文 Zhendong Ceshi Yu Zhenduan/Journal of Vibration, Measurement and Diagnosis, 2019, 卷号: 39, 期号: 3, 页码: 619-624 作者:  Zhao, Lijie;  Lin, Dongqin;  Du, Yongfeng;  Li, Wanrun 收藏  |  浏览/下载：11/0  |  提交时间：2020/11/14 Control nonlinearities  Equations of motion  Hysteresis  Identification (control systems)  Nonlinear equations  Numerical methods  Regression analysis  Seismology  Hysteresis non linearities  Multi-variable linear regression  Nonlinear parametric identifications  Seismic isolation structures  Seismic isolation systems  Time varying  Wavelet multi resolution analysis (WMRA)  Wavelet multiresolution   Influence of Multiple Factors on Compressive Strength of Magnesium Oxychloride Cement Concrete 期刊论文 Xinan Jiaotong Daxue Xuebao/Journal of Southwest Jiaotong University, 2019, 卷号: 54, 期号: 2, 页码: 366-372 作者:  Gong, Wei;  Qiao, Hongxia;  Yu, Hongfa;  Ma, Haiyan;  Chen, Guangfeng 收藏  |  浏览/下载：9/0  |  提交时间：2020/11/14 Cements  Chlorine compounds  Concrete mixtures  Fly ash  Magnesia  Molar ratio  Oxide minerals  Phosphate fertilizers  Reducing agents  Regression analysis  Signal to noise ratio  Taguchi methods  Magnesium oxychloride cement  Mix proportion designs  Multivariate non-linear regression  Optimal composition  Range analysis  Signal-noise ratio  Variance analysis  Water-reducing agents