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你問的是邊坡的坡度?還是什麼叫邊坡和坡度? 邊坡是指道路或通路兩邊的在施工時開挖成有一定傾斜度的開挖面,有的有水泥或塊石或條石護面,這個開挖面或護面的對水平面的傾角的正切稱為邊坡坡度,即通常用比值來表示,如坡度1:2,即表示水准距2米,高差為一米. 還有一種坡度是路面或渠底沿縱向下降的坡度,用路面或渠底對水平面的傾角A的正弦sinA表示,當傾角很小時用傾角A的正切代替.
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