双色球万能缩水

常见问题

CHANGJIANWENTI


为何口罩都不密封?


FANGHUKOUZHAODEBIAOZHUNDUIBAOZHUANGBINGBUYAOQIUMIFENG。

带呼吸阀的口罩有什么好处?


双色球万能缩水KOUZHAOHUXIFASHISHIYONGZAIBIJIAOMENREDEHUANJING,HUQIDESHIHOUHUIBIJIAOTOUQI,XIQIHUXIFAHUIZIDONGGUANBI,WANQUANBUYINGXIANGSHIYONGXIAOGUO,JIANYISHIYONGRENQUNSHIDUISHUSHIXINGYAOQIUJIAOGAOZHEHEHUODONGLIANGDAZHE。

什么是KN95?


口罩防护级别有什么不一样吗?


YOUDE,KOUZHAOBUTONGDEFANGHUJIBIERENZHENGBIAOZHUNSHIBUYIYANGDE,N95SHIMEIGUODEJIANCEBIAOZHUN,KN90,KN95SHIZHONGGUODEFANGHUBIAOZHUN,FFP2,FFP3SHIOUZHOUFANGHUBIAOZHUN,JUTIDUIBIRUXIAFFP3>FFP2=N95=KN95>KN90,FANGHUDENGJIYUEGAO,GUOLVXIAOGUOYUEHAO,DANZHENDUIPM2.5DOUSHIKEYIFANGHUDE。

请问KN95跟N95防护级别相同吗?


KN95JIBIESHIZHONGGUOBIAOZHUNGB2626-2006ZHONGGUIDINGDEJIBIEZHIYI,N95SHIMEIGUOBIAOZHUN42 CFR 84ZHONGGUIDINGDEJIBIEZHIYI。ZHEILIANGGEJIBIEDEJISHUYAOQIU、CESHIFANGFADENGJIBENYIZHI,ZHISHIFENSHUYUBUTONGGUOJIADEBIAOZHUN。

口罩能防二手烟吗?


FANGHUKOUZHAODOUBUNENGWANQUANFANGHUERSHOUYAN,XUANZECMCHAOMEIDAIYOUHUOXINGTANDEGAOXIAOFANGKELIWUKOUZHAO,QUESHINENGGUOLVDIAODABUFENDEKELIWU,DANYOUYUHUOXINGTANDELIANGFEICHANGYOUXIAN,GUOLVDAOKOUZHAOSHANGDEKELIWUYOUZAICHIXUHUIFAQIWEI,DUIYUYIGEXIUJUEZUGOULINGMINDERENERYAN,RENGHUIGANJUEYOUWEIER,JINERYOUKENENGQUHUAIYIFANGHUKOUZHAODEFANGHUXIAOGUO,JIANGDIERSHOUYANBAOLUDEZUIYOUXIAOBANFAJIUSHITONGFENGHUANQI。

口罩佩戴过紧正常吗?


双色球万能缩水FANGHUKOUZHAOBENSHENJIUSHIFANGHUYOUHAIWUZHIDEZUOYONG,BUJINJIUHUILOUQI,JIUDABUDAOSHIYONGXIAOGUO,SUOYIBUJINBUFANGHU,DANRUGUOGUOJIN,HENBUSHUFU,YINGKAOLVGENGHUANCHIMA(RUGUOYOU),HUOZHEXUANZEQITASHIYANGDEKOUZHAO。

口罩怎么会有味道?


FANGHUKOUZHAODOUSHIWUFANGBUCAIZHI,BENSHENSHIMEIYOUWEIDAODE,KOUZHAOWEIDAODECHANSHENGSHIYOUYUXINGHAOPENMOJIXIANGPIJINCHANSHENGDE,DANDOUSHIGAOZHILIANGYUANLIAOSHENGCHAN,BUHUIDUIRENTIJIANKANGYOURENHEYINGXIANG。

口罩到底能使用多长时间?


双色球万能缩水KOUZHAOSHIKEYIZHONGFUSHIYONGDE,GENJUHUANJINGBUTONG,ZANGLEPOLE,JIUYAOJISHIGENGHUAN。DANGYONGYUFEIYOUXINGKELIWUFANGHUSHI,LEIJISHIYONGSHIJIANBUCHAOGUO40XIAOSHI,HUOCONGKAISHISHIYONGLEIJIDADAO30TIAN,YITIQIANDAODAZHEWEIZHUN。

防颗粒物口罩有什么区别?


FANGKELIWUKOUZHAODEQUBIEBAOHANSANGEFANGMIAN:YISHIFANGHUJIBIEDEQUBIE;ERSHIPEIDAIFANGSHIDEQUBIE(RUYOUTOUDAI,ERDAIDENG);SANSHIKUANSHIDEQUBIE(RUYOUKEZHEDIE,YITICHENGXING)。