关键词 : 水资源 ; 工业废水 ; 生活污水 ; 绿色化学 ; 水处理技术 [gap=17714]Key words: water sources; industrial wastewater; sanitary sewerage; green chemistry; water treatment tec..
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nontraditional water source 非传统水源
water-source heat pump unit 水源热泵机组
natural water source 天然水源
Water-source heat pumps 水源热泵机组 ; 水源热泵
One day, a farmer was looking for a water source for his farm.
一天，一个农夫正在为他的农场寻找水源。
On the one hand, the elephants' main lake, their only water source (来源), dried up.
一方面，大象的主要湖泊饮水处，也是他们唯一的水源，已经干涸了。
Although he went through a hard time, the farmer never became discouraged from achieving his goal—providing his village with a clean water source.
尽管经历了一段艰难的时期，这位农民在实现他的目标时从未气馁——为他的村庄提供干净的水源。
And they think, cause there was a study once, which said that all included tourism is the best thing for a third world country, and so they said,well, that is what they want, and they want to have a water source, and they want to have golf,and a marina,".
VOA: standard.2009.06.04
The Ogallala aquifer is a major source of drinking and irrigation water for America's central plains.
VOA: special.2011.07.08
But these actions are polluting an important source of fresh water.
VOA: special.2010.11.10
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