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1.The regional water supply system is crucial for maintaining the quality of drinking water in the region.
区域供水系统对于维护该地区饮用水的质量至关重要。
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2.The construction of this regional water supply system has greatly improved the efficiency of water usage in the area.
这个区域的供水系统的建设大大提高了该地区用水效率。
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3. The regional water supply system is designed to meet the needs of a specific region, ensuring that residents have accessto clean and safe water.
区域供水系统旨在满足特定地区的需要，确保居民能够获得清洁和安全的水。