单项选择题
当钢筋混凝土筏板基础的厚度大于2000mm时,宜在中部设置双向制筋网,其最小直径和最大间距分别为()。
A.10mm,200mm
B.12mm,300mm
C.14mm,250mm
D.16mm,300mm
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单项选择题
A.10mm,200mm
B.12mm,300mm
C.14mm,250mm
D.16mm,300mm
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