亚洲午夜久久久久久噜噜噜,军人全身脱精光自慰,日本少妇又色又爽又高潮,东方aⅴ免费观看久久av

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.


香蕉久久一区二区不卡无毒影院| 69天堂人成无码麻豆免费视频| 亚洲欧洲精品成人久久曰影片| 99在线精品视频在线观看| 无码熟妇人妻av在线网站 | 国产欧美国产精品第一区| 久久99精品久久久大学生| 夜夜高潮夜夜爽夜夜爱| 亚洲国产一区二区三区| av色综合久久天堂av色综合在| 丝袜人妻无码专区视频| 国产精品亚洲AV人片| 久久久久亚洲AV成人网电影 | 欧美熟妇精品一区二区三区| 亚洲精品乱码久久久久久蜜桃图片| 小嫩妇好紧好爽再快视频| 欧美肥臀大屁股magnet| 欧美牲交a欧美牲交aⅴ一| 噜噜吧噜吧噜吧噜噜网A| 黑人强伦姧人妻久久| 99国产欧美久久久精品| 无码AV最新高清无码专区| 国产人妻精品一区二区三区 | av网站的免费观看| AV老司机福利精品导航| 国产麻豆精品一区| 亚洲日韩精品一区二区三区无码| 久久久久亚洲av无码观看| 国产精品久久久久aaaa| 人妻AV无码系列一区二区三区| 国产精品无码一二区免费| 尹人香蕉久久99天天拍久女久 | 老鲁夜夜老鲁| 一区二区三区久久含羞草| 一本大道色卡1卡2卡3| 亚洲中文字幕无码一区日日添| 亚洲日本va午夜蜜芽在线电影| 人妻夜夜添夜夜无码av| 不用播放器的av| 亚洲色精品aⅴ一区区三区| 亚洲欧洲日产韩国无码|