Tea crop area , harvesting area , per unit area yield , gross output , and the total agricultural output value of the tea industry are analyzed and assessed by using regression model analysis 運(yùn)用回歸模型對(duì)茶葉種植面積、采收面積、單位面積產(chǎn)量、總產(chǎn)量、茶葉農(nóng)業(yè)總產(chǎn)值進(jìn)行分析和預(yù)測(cè)。