如何评价黄土高原自然侵蚀与人为加速侵蚀作用 ，恢复与重建植被的可能性和必要性等是近年来治理黄河的热点问题。

There have been many arguments on how to evaluate the natural erosion and man_made accelerated erosion, the possibility to recover and rebuild vegetation on loess plateau.

youdao

如何评价黄土高原自然侵蚀与人为加速侵蚀作用 ，恢复与重建植被的可能性和必要性等是近年来治理黄河的热点问题。

There have been many arguments on how to evaluate the natural erosion and man_made accelerated erosion, the possibility to recover and rebuild vegetation on loess plateau.

youdao