V2EX air filtration

Air Filtration

Definition / 定义

空气过滤:通过滤网、滤芯或其他过滤介质,把空气中的粉尘、花粉、烟雾、细菌/病毒载体颗粒、PM2.5 等污染物拦截或吸附,从而改善室内或设备进气的空气质量的过程与技术。(在 HVAC、空气净化器、口罩、工业洁净室等场景常见)

Pronunciation / 发音

/r fltren/

Examples / 例句

Air filtration helps reduce dust and pollen indoors.
空气过滤有助于减少室内的灰尘和花粉。

In hospitals, high-efficiency air filtration is used to lower the risk of airborne infection in critical areas.
在医院里,高效空气过滤用于降低关键区域的空气传播感染风险。

Etymology / 词源

air 源自古英语 r(空气、气息)。filtration 来自拉丁语 filtrum(毛毡/滤材,早期用作过滤材料),后发展出 “过滤”的含义;词尾 -ation 表示“过程/行为”。合起来即“对空气进行过滤的过程”。

Related Words / 相关词汇

Literary Works / 文学作品

  • Indoor Air Quality Handbook(室内空气质量手册,常讨论 air filtration 在建筑与健康中的应用)
  • Modern Refrigeration and Air Conditioning(现代制冷与空调,多处涉及空调系统的 air filtration)
  • ASHRAE HandbookHVAC Systems and Equipment(ASHRAE 暖通手册,系统性使用并解释 air filtration 相关概念与设计)
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