Exponents of 1-digit SITC4 categories in UN data set.
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https://figshare.com/articles/dataset/_Exponents_of_1_digit_SITC4_categories_in_UN_data_set_/1049614
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资源简介：
The categories of 8 (Miscellaneous) and 9(Not classified) are ignored in this table, The last row shows the allometry of all products as an integrated network.
创建时间：
2014-06-06
