英德
有道
百度
谷歌
图片
维基
百科
河流坡降
river gradient
- 大苗山山高坡陡，河流坡降大，是泥石流的多发区。
With high and sleep slopes and large river bed gradient, the Damiao Mountain is an area where mud rock flow occurs frequently. - 大苗山山高坡陡，河流坡降大，是泥石流的多发区。
With high and steep slopes and large river bed gradient, the Damiao Mountain is an area where mud rock flow occurs frequently.
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