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Design of disasters management spatial information system and services 会议论文
64th International Astronautical Congress 2013, IAC 2013, September 23, 2013 - September 27, 2013, Beijing, China
作者:  Liu Chuang
收藏  |  浏览/下载:17/0  |  提交时间:2014/12/30
A practical route guidance approach based on historical and real-time traffic effects 会议论文
2009 17th International Conference on Geoinformatics, Geoinformatics 2009, Fairfax, VA, United states, August 12, 2009 - August 14, 2009
Lu,Feng; Duan,Yingying(段滢滢); Zheng,Nianbo
收藏  |  浏览/下载:22/0  |  提交时间:2012/05/30
Comparative studies on maize production cost between China and United States 会议论文
Yan L. Z.; Cheng S. K.; Min Q. W.; Fan C. H.
收藏  |  浏览/下载:18/0  |  提交时间:2012/06/30


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