纱布口罩

脱脂棉、普通脱脂纱布口罩的醚中可溶物操作方法改进

The Procedure Improvement of The Ether-soluble Substances in the Absorbent Cotton and the Common Absorbent Cotton Mask

12层纱布口罩的过滤效率只有11%~15%，完全不能阻挡人工血、金黄色葡萄球菌和大肠杆菌F2噬菌体渗透。

Twelve-layer gauze mask showed a filtering efficiency of only 11 % ~ 15 % and could not obstruct penetration of synthetic blood , S. aureus and F_2 phage of E. coli .

医生称莫斯科居民应当关闭窗户，带上纱布口罩以防吸入灰烬颗粒。

Doctors say Muscovites should keep their windows closed and wear gauze masks to avoid inhaling ash particles .

一期纱布口罩组分别为6层、12层、16层；

During the first phase test the 6-layers , 12-layers and 16-layer gauze aspirators were sheltered in the test group ;

专门生产脱脂纱布口罩，围裙，袖套，手套等劳保用品和以及各类缝纫制品的加工生产。

Specializes in the production gauze masks , aprons , sleeves , gloves and other supplies and labor , and processing all kinds of sewing products .

医用纱布及口罩新产品的开发与应用

Development and Application of Medical Gauze and Mask