water conservancy planning for specific purpose

例句：

1. 1. The government has implemented a water conservancy plan to reduce pollution in the city.
   政府已经实施了一个水力工程规划来减少城市的污染。
2. 2. The company's water conservancy plan aims to improve water quality and efficiency.
   该公司的水资源管理计划旨在提高水质和效率。
3. 3. The new water conservancy plan will require significant investment in infrastructure.
   新的水资源管理计划将需要对基础设施进行大量的投资。