搜索结果: 1-3 共查到“环境科学技术 Protection”相关记录3条 . 查询时间(0.033 秒)
Protection of Environment from Damaged Nuclear Station and Transparent Inflatable Blanket for Cities—Protection from Radioactive Dust and Chemical, Biological Weapons
Radiation Shield Protection Of Environment From Damaged Nuclear Station Dome For City Blanket For City Protection Of Cities From Chemical Biological And Radioactive Weapons Encapsulating Nuclear Sites
2013/3/12
The author, in a series of previous articles, designed the “AB Dome” made of transparent thin film supported by a small additional air overpressure for the purpose of covering a city or other importan...
The Department of Ecology and Environmental Protection at the University of Rousse(EEPD)
Environmental Protection 环境保护 Ecology 生态学
2007/12/26
The Department of Ecology and Environmental Protection at the University of Rousse(EEPD) is responsible for educational, scientific and applying activities in the field of Ecology, Environmental Prote...![](/images/blue.gif)
![](/images/blue.gif)
![](/images/blue.gif)
![](/images/blue.gif)
![](/images/blue.gif)
Development of a New Method for Measuring the Protection Provided by Respirators against Dust and Microorganisms
workplace protection factor respirator penetration efficiency respiratory protection
2016/3/30
The efficiency of respirators is usually determined by the protection factor, which is the ratio of the
particle concentration outside the respirator to that inside the respirator. Most studies on wo...