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一、消防立管管径问题“高规”中规定高层建筑消防立管管径不小于100毫米。这一点在其条文说明中解释为:“……需要动用消防车,利用水泵接
First, the fire riser diameter problem “High Regulations” in the provisions of high-rise building fire riser pipe diameter of not less than 100 mm. This is explained in the context of its provisions as: "... it is necessary to use a fire engine and use a water pump