An optimal combined forecasting model for monthly mean rainfall is developed by using the step regression model and the mean generating function model and the multi-level recursive model.
以逐步回归、均生函数和多层递阶作为月平均降水量的3种子预报方法,进一步采用二次规划计算方法,通过计算各子方法的最优非负权系数进行最优组合预测建模研究。
In contrast, the main traffic rank shown in the Alexa Toolbar and elsewhere in the service is calculated from three months of aggregate traffic data
与之相反,显示在ALEXA工具栏和其它地方的主流量排名则是以三月平均流量进行计算的。
pulsating flow of mean constant flow-rate
恒定平均流量的脉动流
Its reach is far beyond its average monthly circulation of 27 000.
月刊每月平均销量为27000份。
The magazine's reach extends far beyond its average monthly circulation of around 35530.
月刊每月平均销量为35530份。
THE MONTHLY MEAN ATMOSPHERIC HEATING FIELDS AND VARIATIONS OF CIRCULATION IN MAY-JULY OVER EAST ASIA
东亚地区5—7月平均大气加热场和月平均环流变化
Study on measuring mean flowrate of pulsating gas flow by means of throttle flowmeter
节流流量计测量脉动气流平均流量的研究
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。
What is the average rainfall for July?
七月份的平均降雨量是多少?
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?
On Submanifolds with Parallel Mean Curvature Vactor in Space Forms;
关于平行平均曲率向量的子流形(英文)
Pseudoumbilical Submanifolds with Parallel Mean Curvature Vector;
具有平行平均曲率向量的伪脐子流形
the monthly average of Eurasian meridional circulation index from last Jul. to this Jan. is 7 less;
上年7月至当年1月欧亚经向环流指数月平均值偏小7;
in three equal monthly shipments
分三个月,每月平均装运
SPECTRAL ANALYSIS OF MONTHLY 500 MB CIRCULATION INDEX OVER ASIA
亚洲500毫巴月平均环流指数(1939—1962年)的谱分析
Distributed modeling of monthly air temperatures over the rugged terrain of the Yellow River Basin
复杂地形下黄河流域月平均气温分布式模拟
August is the wettest month with an average rainfall at the Hong Kong Observatory of 391.4 millimetres.
八月的雨量最多,天文台录得八月份的平均雨量为391.4毫米。
The average flow of the river is 200 cubic metres per second.
这条河平均流量为每秒二百立方米。
Wavelet Analysis of the Annual Average Runoff of Minxian Station in Gansu Province
甘肃省岷县站年平均径流量小波分析
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