volume elasticity coefficient
常见例句
- Closely related to the characteristics of road tourist transport, this paper comes up with a regular predictive model, Elasticity Coefficient Method, about regional total volume of tourist transport.
笔者结合公路旅游客运的特点，提出了地区旅游客运总量的“弹性系数法”的常规预测模型； 返回 volume elasticity coefficient