H*g
2 楼
【 以下文字转载自 Military 讨论区 】
发信人: LLDV (), 信区: Military
标 题: Re: 日本手表那个比较高级?
发信站: BBS 未名空间站 (Thu Nov 22 19:57:58 2018, 美东)
发信人: LLDV (), 信区: Military
标 题: Re: 日本手表那个比较高级?
发信站: BBS 未名空间站 (Thu Nov 22 19:57:58 2018, 美东)
G*r
3 楼
http://www.amazon.com/3M-8000-Particle-Respirator-30-Pack/dp/B0
http://www.costco.com/3M-N95-Particle-Respirator-8200-Mask-20ct
http://www.lowes.com/pd_69110-98-8210_0__?productId=1097803
http://www.homedepot.com/p/3M-Sanding-and-Fiberglass-Respirator
http://www.walgreens.com/store/c/caremates-n95-masks/ID=prod581
http://www.drugstore.com/3m-particulate-respirator-face-mask-n9
http://www.costco.com/3M-N95-Particle-Respirator-8200-Mask-20ct
http://www.lowes.com/pd_69110-98-8210_0__?productId=1097803
http://www.homedepot.com/p/3M-Sanding-and-Fiberglass-Respirator
http://www.walgreens.com/store/c/caremates-n95-masks/ID=prod581
http://www.drugstore.com/3m-particulate-respirator-face-mask-n9
j*x
4 楼
amazon.com
每只可以重复戴几次
每只可以重复戴几次
s*2
6 楼
home depot
a*0
7 楼
Best Sellers in Safety Respirators
No 1.
3M 8511 Particulate N95
Link
http://amzn.to/1AQBbWF
10 Pack
$15.57 ($1.56 / EACH)
楼上说的对,污染厉害的时候,用个两三天就差不多了。
Does It good for filter pm 2.5?
A: Yes, it works well. I use it in Beijing where air pollution is pretty
heavy, about 2-3 days the mask will turn from white to grey. I think that
means it blocks a lot pm 2.5.
【在 r****o 的大作中提到】
: 这种口罩是一次性的吗?
No 1.
3M 8511 Particulate N95
Link
http://amzn.to/1AQBbWF
10 Pack
$15.57 ($1.56 / EACH)
楼上说的对,污染厉害的时候,用个两三天就差不多了。
Does It good for filter pm 2.5?
A: Yes, it works well. I use it in Beijing where air pollution is pretty
heavy, about 2-3 days the mask will turn from white to grey. I think that
means it blocks a lot pm 2.5.
【在 r****o 的大作中提到】
: 这种口罩是一次性的吗?
r*o
8 楼
以前在国内都是免费的。没想到这种还挺贵的。谢谢大家的回复!
相关阅读