18禁喷水流白浆自慰视噜噜噜,国产精品久久久久久久久鸭无码,一二三四日本高清社区5,在线观看无码AV免费不卡软件

Ozone sterilizer air aerator air bactericide formaldehyde removal

Cooking utensils > Ozone sterilizer > Ozone sterilizer air aerator air bactericide formaldehyde removal

Ozone sterilizer air aerator air bactericide formaldehyde removal

Instructions for use of ozone sterilizer

 

100 cubic meters

200 cubic meters

300 cubic meters

400 cubic meters

Open for 5 minutes.

Open for 8 minutes.

Open for 10 minutes.

Open for 20 minutes.

 

When the ozone sterilizer is working, it is necessary to evacuate the confined personnel in the space. After the ozone sterilizer is finished, it is necessary to wait for 30 minutes before the personnel can enter the window for ventilation. In case of continuous use, the interval shall be 5 hours. After use, use a brush to clean the dust at the inlet and outlet (in the off state) to prevent dust from entering the machine interior and affecting its service life.


精品国产av一区二区三区| 国产精品无码专区在线播放| 亚洲av成人无码久久www| 孩交精品xxxx视频视频| 一二三四在线视频观看社区| 99久久国产宗和精品1上映 | 小说区校园春色| 亚洲精品乱码久久久久久v| 国产 亚洲 制服 无码 中文| 亚洲a∨无码一区二区三区| 欧妇女乱妇女乱视频| 各种少妇正面着bbw撒尿视频| 无码国产色欲xxxxx视频| 日本不卡三区| 国产成人精品999在线观看| 中文 在线 日韩 亚洲 欧美| 怡红院av一区二区三区| 国产精品成人久久电影| 国产精品二区一区二区aⅴ污介绍 亚洲av伊人久久综合密臀性色 | 欧美精品亚洲精品日韩专区va| 97视频精品全国免费观看| 成人午夜特黄aaaaa片男男| 亚洲男人在线| 欧美顶级metart裸体全部自慰| 精品综合久久久久久97| 亚洲精品无码高潮喷水在线| 国产精品久久久久这里只有精品| 成人欧美一区二区三区在线| 久久精品国产亚洲精品| 亚洲另类激情专区小说图片| 亚洲av无码一区二区乱子仑| 内射白浆一区二区在线观看| 99蜜桃在线观看免费视频网站| 美女扒开屁股让男人桶 | 俺去啦最新官网| 国产又爽又黄又无遮挡的激情视频 | 自拍偷在线精品自拍偷99| 牛鞭伸入女人下身的真视频| 欧美三根一起进三p| 人人妻人人澡人人爽欧美一区双 | 亚洲人成人网站色www|