第三，理论型研究，所做论文可以选择理论的一个层面来研究，理论型研究侧重提出新的思路、新的方向、新的观点或者研究范式；实务型研究侧重为解决问题提出方案、方法等。 By showing the two diagrams I have tried to point out that the elastic need curve doesn't have a similar responses since the inelastic On the subject of cost boosts, and the solutions which are inelastic can take up slight rate ... http://dissertation28371.ivasdesign.com/32691793/what-does-mean