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kong qi fu ( yang ) li zi kong qi wei sheng su
Author(s): 
Pages: 10
Year: Issue:  5
Journal: Occupation and Health

Keyword:  空气维生素负离子空气离子生理功能阴离子他生物大气生命活动自然界离子发生器;
Abstract: <正> 自然界大气中存在着许多非常小的质点——空气离子,其中空气负(氧)离子(简称负离子)的多少对人和其他生物的生命活动产生有类似维生素的生理功能,故有人把负离子称为“空气维生素”。
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