It found that China's less efficient steel mills, and its greater reliance on coal, meant that it emitted three times as much carbon dioxide per ton of steel as German steel producers.
它发现，中国的钢铁厂效率较低，而且更多地使用煤炭，这意味着每生产一吨钢铁，中国的二氧化碳排放量是德国的三倍。
It found that China's less efficient steel mills, and its greater reliance on coal, meant that it emitted three times as much carbon dioxide per ton of steel as German steel producers.
它发现，中国的钢铁厂效率较低，而且更多地使用煤炭，这意味着每生产一吨钢铁，中国的二氧化碳排放量是德国的三倍。
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