wasteland reclamation index

例句：

1. 1.The wasteland reclamation index in this area has been steadily increasing.
   该地区的荒地复垦指数稳步上升。
2. 2. The government is working hard to improve the wasteland reclamation index.
   政府正努力提高荒地复垦指数。
3. 3.The wasteland reclamation index is a crucial indicator of environmental sustainability.
   荒地复垦指数是衡量环境可持续性的关键指标。