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Globally sourced mineral commodities used in U.S. Navy SEAL gear—An illustration of U.S. net import reliance 科技报告
报告编号: 70194842, , 2018
作者:  Brainard, Jamie;  Nassar, Nedal T. nnassar@usgs.gov;  Gambogi, Joseph jgambogi@usgs.gov;  Baker, Michael S. mbaker@usgs.gov;  Jarvis, Michael T. mjarvis@usgs.gov
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