The article set up the model with different optimization object from three layers which is county highway network ; township highway network ; village highway network to optimize the rural highway network . Then adjust the rural highway network layout when all comes to all .

本文首先从县道、乡道和 村道三个层次分别建立不同优化目标的模型对农村公路网进行优化，然后从全局出发对公路网布局进行调整。

And then point out that the transfer of national key zones for development to central region is a stratagem choice when all comes to all .

论述了主体功能区划在国土空间布局上落实科学发展观的重大战略意义，认为国家重点开发区域向中部地区转移是一次全局性的战略 抉择。

When all comes to all nothing was done .

说到底，什么都没有做到。