常見例句雙語例句Annual average runoff amount and runoff amount of flood season decreased along the river.年平均逕流量與汛期逕流量均呈沿程遞減。The average temperature and precipitation amount has a positive role on the increasing of the river runoff, but the effect of precipitation on river runoff was even more significant than temperature.平均氣溫和降水量均對(duì)逕流量的增加有正曏作用，但降水較氣溫對(duì)逕流的影響更爲(wèi)顯著；d.g.wanfangdata.com.cn 返回 amount of river runoff