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当前学科：第二章建筑分类与耐火等级
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《高层民用建筑设计防火规范》规定，高层民用建筑室内消火栓的水枪充实水柱应通过水力计算确定，且建筑高度不超过100m的高层建筑最小应为（）m
A . 7
B . 8
C . 10
D . 13
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