试析我国小型拖拉机市场变化趋势

The Demand Forecasting of the Market of Small Model Tractors Over the Country

本文利用抛物线与成长曲线两种模型对今明两年我国小型拖拉机销售市场进行预测。

In this paper, using the parabola model aod the growing curve model, I will analyze the sale market of small model tractors over the country in this year and the next year.