人人妻人人狠人人爽,18禁黄网站男男禁片免费观看,99在线精品一区二区三区,亚洲乱码中文字幕在线

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.


十八禁在线观看视频播放免费| 男女18禁啪啪无遮挡| 老头把我添高潮了a片| 久久久久人妻一区二区三区vr| 午夜精品射精入后重之免费观看| 国产高清不卡免费视频| 日本久久久www成人免费毛片丨| 亚洲无人区一区二区三区| 午夜乱人伦精品视频在线| 成人午夜福利视频后入| 欧产日产国产精品精品| 东京道一本热中文字幕| 亚洲另类伦春色综合| 欧美性xxxx极品少妇| 欧美色欧美亚洲日韩在线播放 | 美女内射视频www网站午夜| 色哟哟网站在线观看| 国产无套乱子伦精彩是白视频| 免费国产a国产片高清网站| 中文字幕无码乱人伦免费| 一个人看的www片免费高清视频 | 苍井空一区二区波多野结衣av| 亚洲不卡av一区二区无码不卡| 中文字幕乱码亚洲∧v日本| 亚洲欧美日韩国产制服另类| 麻豆一区二区在我观看| 欧美在线三级艳情网站| 亚洲最大无码中文字幕| 欧美肉大捧一进一出免费视频| 伊人激情av一区二区三区| 久久综合九色综合欧美婷婷| 久久久午夜成人噜噜噜| 国产精品成人免费一区久久羞羞| 国产成人精品亚洲日本在线| 国产热re99久久6国产精品首页| 亚洲老妈激情一区二区三区| √天堂中文官网8在线| 男插女高潮一区二区| 亚洲精品综合在线影院| 熟女人妻高清一区二区三区| 丰满亚洲大尺度无码无码专线|