... 趋势相关 tendency correlation 趋势方程 tendency equation 趋势时距 tendency interval ...
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本文还建立了热岛强度的趋势方程和城市建设对城市气温变化影响的趋势方程。
The trend formulas of heat island intensity and variation of urban temperature that is affected by urban construction are established.
最后运用趋势方程及周期规律，对未来5年西安市境外旅游业的发展趋势进行了预测。
Finally, the trend equations and cycle laws was applied to predict the developing trend for next 5 years.
以环境要素数据为自变量，样点单位面积生物量为因变量，采用二元四次多项式建立趋势方程并生成立体模型。
On the support of GIS technology and through the method of net sampling, the data of basic environmental elements and biomass per acreage of sampling sites were obtained.
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