Research Article
Life-Cycle Assessment of High-Strength Concrete Mixtures with Copper Slag as Sand Replacement
Table 1
Top five global importers of stone, sand, and gravel [15].
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Selected classification: SITC Rev. 1; selected commodities: 273 (stone, sand, and gravel); selected reporters: all; selected years: 2010, 2011, 2012, 2013, and 2014. |