Air ions hygienic evaluation was in the range of comfort, and the air quality evaluation index was up to a grade (the best clean air).
空气离子卫生学评价结果，单极系数在人体舒适感范围内，空气质量评价指数达到A级以上，为最清洁空气。
To study the effect of ultraviolet on the air disinfection in the workshops producing women's hygienic articles and provide reliable basis for improving hygienic quality of the workshops.
目的探讨紫外线对生产车间的妇女卫生用品及空气的消毒效果，为提高车间产品卫生质量提供可靠数据。
Objective To pledge the indoor air quality in armored vehicles to meet hygienic standard, and to supply a safe microclimate for the crew members.
目的保证装甲车辆舱室空气质量符合卫生学要求，为乘载员提供安全的微小气候环境。
This paper elaborates the quality and properties of hot air-through nonwovens used as hygienic product.
阐述了对用于卫生材料热风非织造布的质量及性能要求。
The ventilation is used only for assuring the air quality and can thus be minimized respecting the hygienic conditions.
通风只是用来保证空气质量，考虑到空气条件，这样风量可以降到最小。
The ventilation is used only for assuring the air quality and can thus be minimized respecting the hygienic conditions.
通风只是用来保证空气质量，考虑到空气条件，这样风量可以降到最小。
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