面雨量是指某区域范围内单位面积的平均降雨量，能够比较客观地反映该区域内的降雨情况。

Areal rainfall is average rainfall of the unit area within a certain region and be able to reflect the situation of rainfall in the region objectively.

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面雨量是指某区域范围内单位面积的平均降雨量，能够比较客观地反映该区域内的降雨情况。

Areal rainfall is average rainfall of the unit area within a certain region and be able to reflect the situation of rainfall in the region objectively.

youdao