V2EX reverse osmosis

Reverse Osmosis

定义 Definition

reverse osmosis反渗透。一种利用压力迫使水分子通过半透膜、从而把溶解盐类、重金属、细菌等杂质截留在膜外的分离/净水技术,常用于净水器海水淡化。(也常缩写为 RO

发音 Pronunciation (IPA)

/rvs zmoss/

例句 Examples

My family uses reverse osmosis water for drinking.
我家喝的饮用水用的是反渗透净水。

Because the source water is salty, the plant relies on reverse osmosis to produce safe freshwater at scale.
由于原水含盐量高,这座工厂依靠反渗透大规模制取安全的淡水。

词源 Etymology

reverse 意为“反向的”;osmosis 来自希腊语 ōsmós(“推动、推动力”),在科学语境中指“渗透作用”。合在一起,reverse osmosis 字面意思是“反向渗透(作用)”,指用外加压力让溶剂(多为水)朝着与自然渗透相反的方向通过膜,从而实现净化与分离。

相关词 Related Words

文学与著作 Literary Works

  • Water Treatment: Principles and Design(MWH/Metcalf & Eddy 等水处理领域常用教材;涉及反渗透与膜法处理)
  • Standard Methods for the Examination of Water and Wastewater(水与污水分析“标准方法”;相关章节常提及 RO 与膜分离)
  • Desalination Engineering: Planning and Design(海水淡化工程类著作;反渗透为核心内容之一)
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