At present our country construction using a large number of reinforced concrete structure, steel structure products applied quantity is little, steel accounted for only 4% of steel production.
目前我国建筑大量采用钢筋混凝土结构，钢结构产品应用量还很少，钢结构用钢材仅占钢材产量的4%。
At present our country construction using a large number of reinforced concrete structure, steel structure products applied quantity is little, steel accounted for only 4% of steel production.
目前我国建筑大量采用钢筋混凝土结构，钢结构产品应用量还很少，钢结构用钢材仅占钢材产量的4%。
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