名词
中文翻译：Unknown
同义词：
['dual-system water supply', 'dual-system water distribution', 'dual-system water treatment']
例句：
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1. The dualwater supply system ensures that both hot and cold water are available at all times.
双供水系统确保无论何时都有热水和冷水供应。
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2. The dual-system water supply is designed to meet the needs of a large population in a city.
双系统供水设计用于满足城市中大量人口的需求。
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3.The dual-system water supply has greatly improved the efficiency of water usage in our country.
双系统供水大大提高了我国用水效率。