常見例句雙語例句In Dongchuan is located a main copper mine of China. It is a place where mud rock flow often happens.東川是我國銅鑛主産地，又是泥石流災(zāi)害多發(fā)區(qū)。With high and steep 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，是泥石流的多發(fā)區(qū)。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，是泥石流的多發(fā)區(qū)。 返回 mud rock flow