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浏览/检索结果: 共2条，第1-2条 帮助 限定条件 内容类型：会议论文     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 The characteristics of land cover and macroscopical ecology changes in the source region of three rivers in Qinghai-Tibet plateau during last 30 years 会议论文 2010 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2010, Honolulu, HI, United states, July 25, 2010 - July 30, 2010 Shao Quanqin; Zhao Zhiping(赵志平); Liu Jiyuan; Fan Jiangwen 收藏  |  浏览/下载：149/34  |  提交时间：2011/06/03 Construction industry  Ecology  Geology  Landforms  Remote sensing  Rivers  Transport properties   Research on key technologies for data-interoperability-based metadata, data compression and encryption and their application 会议论文 作者:  Yu Xu;  Shao Quanqin;  Zhu Yunhai;  Deng Yuejin;  Yang Haijun 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/05 metadata  spatial data interoperability  data sharing  data encryption  data compression  network distribution  network transmission security