3M 增產 N95 口罩

msn.com Star Tribune - 3M has doubled global production of respiratory masks; warns of counterfeits (2020/3/20)
>About 400 million of 3M's N95 masks are currently manufactured each year in the United States. They are increasingly being directed to support both government and public health response, officials said.
3M 已增產 N95 口罩全球產量，達每月 1 億個。目前 3M 在美國一年生產約 4 億個 N95 口罩。

中國 N95 口罩產量
纽约时报中文网 - 世界需要中国生产的口罩，它会怎么做？ (2020/3/16)
>然而，N95口罩的产量几乎没有增加，每天仅166万个。它们需要一种短缺的特殊织物。