平均年雨量

平均年雨量平均年雨量
  1. 利用231个气象站多年平均年雨量资料估算了黄土高原地区多年平均降雨侵蚀力,并绘制了等值线图。

    Average annual rainfall data from 231 weather stations were used to determine the spatial distribution of erosive rainfall .