General Air Purification and Filtration.
一般空气净化和过滤。
Professional air purification, clean, fresh air system engineering, etc...
专业涉及空气净化、洁净工程、新风系统工程等。
Current applications are focused on the purification and the treatment of water and air.
目前的应用主要集中在水和空气的净化和处理方面。
It lays a foundation for the further research on air pollutants purification technology.
为汽车乘务舱空气污染物光净化技术的进一步研究奠定了基础。
The purification of a substance by exposure to the mechanical or chemical action of air.
物质暴露于空气中，通过机械作用或化学反应使其纯化。
The purification of a substance by exposure to the mechanical or chemical action of air.
物质暴露于空气中，通过机械作用或化学反应使其纯化。
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