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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 专题：山东大学    第一署名单位    第一作者单位    通讯作者单位     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 Identifying the relationships and drivers of agro-ecosystem services using a constraint line approach in the agro-pastoral transitional zone of China 期刊论文 ECOLOGICAL INDICATORS, 2019, 卷号: 106 作者:  Qiao, Jianmin;  Yu, Deyong;  Cao, Qian;  Hao, Ruifang 收藏  |  浏览/下载：10/0  |  提交时间：2019/12/11 Crop yield  Soil erosion  N leaching  Climatic factor  Sustainable  agricultural ecosystem   Upper-bound solutions for face stability of circular tunnel in purely cohesive soil using continuous rotational velocity field 期刊论文 SOILS AND FOUNDATIONS, 2018, 卷号: 58, 期号: 6, 页码: 1511-1525 作者:  Ding, Wantao;  Liu, Keqi;  Zhang, Lewen;  Shi, Peihe;  Li, Mingjiang 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/11 Face stability  Soil arching effect  Limit analysis theory  Slip-line  theory  Failure mechanism   Roadbed deformation rule and assessment of slab track on railway passenger special line 会议论文 2011 GeoHunan International Conference - Instrumentation, Testing, and Modeling of Soil and Rock Behavior, 9 June 2011 through 11 June 2011 作者:  Wu, Ke;  Ma, Mingyue;  Ding, Wan-Tao;  Gu, Chenghao;  Li, Shucai 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/31 Base course  Deformation  Railroad tracks  Slabs