negative air ion meaning in English

空气负离子

The probe into negative air ions variation in yuelu mountain and around
岳麓山及其周围地区空气负离子变化初探
Distribution of negative air ions and its relation to air quality of the yuelu mountain
岳麓山空气负离子及空气质量变化研究
This paper has studied the tour resource of negative air ion . in mount huangshan - it ' s causes , the space - time change , development and use
本文研究了安徽黄山的旅游资源? ?空气负离子的时空变化、成因及开发利用。
A building coating was made from latex , the powder and other stuffings . the coating could effectively induce negative air ion through the water molecular colliding the tourmaline particle surface in the coating
利用电气石电极特性，电解水分子，以稀土氧化物为电气石粉体的分散剂开发了高效产生空气负离子材料及空气负离子内墙涂料。