water quality conservation

例句：

1. 1.The government has implemented strict measures to preserve the water quality in the city.
   政府已经实施了严格的措施来保护城市的水质。
2. 2.Conserving water is crucial for maintaining the quality of our environment.
   节约用水对于维护我们环境的质量至关重要。
3. 3. In this region, the protection of water quality is a priority for environmental conservation efforts.
   在这个地区，保护水质是环境保护工作的首要任务。