构建集中连片特困区生态减贫的长效机制——以陕西省白河县为例
구건집중련편특곤구생태감빈적장효궤제——이합서성백하현위례
Constructing a Long-term Mechanism for Ecological Poverty Reduction of Concentrated Contiguous Destitute Areaj: Taking Baihe County of Shaanxi Provice as an example