The cross sectional area of the distributing concrete every unit length should be not suitable less than 35% of the ratio of reinforcement;
单位长度上分布钢筋的截面面积不宜小于单位宽度上受力钢筋截面面积的35％；
The cross sectional area of the distributing concrete every unit length should be not suitable less than 35% of the ratio of reinforcement;
单位长度上分布钢筋的截面面积不宜小于单位宽度上受力钢筋截面面积的35％；
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