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路拱坡度
释义
路拱坡度
Encyclopedia
工学
道路线形设计
释
crown slope
路拱坡度
路拱横向的倾斜度,以百分率表示。又称路拱横坡。路拱是指路面的横向断面做成中央高于两侧,具有一定坡度的拱起形状,其作用是利于路面横向排水。
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