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Phosphate occurrence and potential in the region of Afghanistan, including parts of China, Iran, Pakistan, Tajikistan, Turkmenistan, and Uzbekistan 科技报告
来源:US Geological Survey (USGS). 出版年: 2015
作者:  [null]
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USGS compilation of geographic information system (GIS) data representing coal mines and coal-bearing areas in China 科技报告
来源:US Geological Survey (USGS). 出版年: 2015
作者:  [null]
收藏  |  浏览/下载:1/0  |  提交时间:2019/04/05