raw water for drinking water supply

• 饮用水水源

raw water for drinking water supply的用法和样例：

例句

1. Supply of drinking water is contaminated by refuse from the factory.
   饮用水水源遭到工厂废料的污染。
2. Specific measures for protection of domestic and drinking water sources shall be formulated by the State Council.
   对生活饮用水水源保护的具体办法由国务院规定。