econometric model短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 计量经济模式 This article has given the twofold econometric/span> model about demand quantity of steel sheet in China and has got good forecasting result compare with the general econometric model done. 本文叙述了用双重经济计量模型预测我国对薄板的需求情况，所得结果优于其他模型。 cnki