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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 发表日期：2020     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 Damage identification of beam structures based on modal curvature utility information entropy 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2020, 卷号: 39, 期号: 17, 页码: 234-244 作者:  Xiang, Changsheng;  Li, Lingyun;  Zhou, Yu;  Yuan, Zi 收藏  |  浏览/下载：28/0  |  提交时间：2020/12/18 Fiber optic sensors  Linear transformationsBeam structures  Damage Identification  Damage location  Information entropy  Modal curvatures  Practical engineering  Simply supported beams  Transformation matrices   Influence Line Analysis and Damage Detection of Railway Bridge Deflection with Non-ideal Boundaries 期刊论文 Gongcheng Kexue Yu Jishu/Advanced Engineering Science, 2020, 卷号: 52, 期号: 3, 页码: 123-132 作者:  Wang, Lixian;  Zhou, Yu;  Di, Shengkui;  Xiang, Changsheng 收藏  |  浏览/下载：3/0  |  提交时间：2020/11/14 Beams and girders  Deflection (structures)  Plate girder bridges  Railroad bridges  Railroads  Analytical expressions  Damage Identification  Log-normal distribution  Noise resistance  Rotational restraints  Simulation example  Supporting conditions  Uncertainty parameters   Astragalus root extract improved average daily gain, immunity, antioxidant status and ruminal microbiota of early weaned yak calves 期刊论文 JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, 2020, 卷号: 101, 期号: 1 作者:  Wei, Haiyan;  Ding, Luming;  Wang, Xianju;  Yan, Qi;  Jiang, Cuixia 收藏  |  浏览/下载：33/0  |  提交时间：2020/11/25 astragalus root extract  early weaned yak calves  average daily gain  immunity responses  antioxidant status  ruminal microbiota