Considering the spatial basin heterogeneity,the methods to calculate the river valley area rainfalls,such as Thiessen polygon method,square girding and DEM are used.
比较模型的模拟结果发现,以DEM法计算区域平均雨量值作为预测模型的输入所模拟的效果优于另外两种区域平均雨量计算方法,且预测结果令人满意。
Rainfall this year exceeded the yearly average.
今年的雨量超过了年平均降雨量。
What is the average annual rainfall in this region?
这个地区的年平均降雨量是多少?
What is the average rainfall for July?
七月份的平均降雨量是多少？
The mean yearly rainfall is20inches.
每年平均降雨量是二十英寸。
What is the average rainfall for August in your country?
你们国家八月份的平均降雨量是多少?
The mountains rejoice in an average annual rainfall of thirty inches.
山区的年平均降雨量为30英寸。
Rainfall averages out in this part of the country at 800mm a year.
我国这个地区的年平均降雨量为800毫米。
ARIMA time series modeling and forecasting of month-average-rainfall in Shenyang;
沈阳地区月平均降雨量的ARIMA时序建模与预测
Average annual precipitation ranges between 100 mm in the south central part and more than 1250 mm in the Himalayan foot hills.
年平均降雨量从中南部的100毫米到喜马拉雅山麓的1250毫米。
Average precipitation and temperature are the major factors determining whether a particular land area is a desert, grassland, or forest( climate-and-vegetation principle).
平均降雨量及温度是决定，对一个特定土地範围，形成砂漠、原、森林的主要因素。
The rainfall averages 36 inches a year.
年降雨量平均为36英寸.
The mountains rejoiced in an average annual rainfall of30 inches.
那山区的平均年降雨量为30英寸。
The rainfall for that period averaged out at about three inches a month.
那个时期的降雨量平均每月三英寸。
The rainfall average s800mm.a year.
平均每年降雨量为800毫米。
The rainfall there averages 300 mm a year.
那儿的年降雨量平均每年为三百毫米。
the average income in New England is below that of the nation; of average height for his age; the mean annual rainfall.
新英格兰的平均收入低于这个民族的；是他这个年龄的平均身高；平均年降雨量。
A particularly high rainfall of 2 575 millimetres - 16 per cent above the annual average of 2 214 millimetres - was recorded in 1998.
年内录得2575毫米的特高降雨量，相较每年平均2214毫米的降雨量，增加16%。
The Pole is actually a desert environment,averaging about the same amount of monthly rainfall as the Sahara Desert.
极地实际上是一个沙漠环境，平均月降雨量约相当于撒哈拉沙漠。