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1 Weights, Measures, and Conversion Factors for Agricultural Commodities and Their Products [科技报告]

作者:ERS

发布日期:1992

关键词:weights;measures;...

发布机构:United States Department of Agriculture

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2 Weights, Measures, and Conversion Factors for Agricultural Commodities and Their Products [科技报告]

作者:ERS

发布日期:1992

关键词:weights;measures;...

发布机构:United States Department of Agriculture

预览  |  原文链接  |  全文  [ 浏览：7 下载：2  ]