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Analysis on Influencing Factors of Mining Subsidence under Thick Unconsolidated Layers 会议论文
3rd International Workshop on Mine Hazards Prevention and Control, NOV 19-21, 2013
作者:  Zhang, Hongri;  Xu, Ya;  Xu, Kaihui
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/31
Vegetation Covering Changes in Shandong Province Based on NDVI Data 会议论文
2nd International Conference on Energy, Environment and Sustainable Development (EESD 2012), OCT 12-14, 2012
作者:  Yang, Li;  Liu, Yuanyuan;  Zhang, Hongri;  Ming, Yanfang
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/31


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