中文字幕色资源在线视频,青青草手机在线免费视频,国内揄拍国内精品久久,av网址在线一区二区,人妻体体内射精一区中文字幕,国产自拍成人在线免费视频,91久久精品一区二区,亚洲中文字幕一区精品,91人妻一区二区三区蜜臀,日韩人妻美乳中文字幕在线

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.


av是男人的天堂免费| 日本a级黄片免费观看| 亚洲a级视频在线播放| 精品黑人一区二区三区久久hd| 国产一区二区三区白浆肉丝| 久久精品国产精品亚洲艾| 小辣椒福利视频导航| 国产一区二区黄色的网站| 伊人加勒比在线观看视频| 国产不卡在线视频观看| 国产成人av一区二区三区不卡| 国产精品美女久久久网av| 午夜三级a三级三点在线观看| 久久精品国产自在天天线| 久久久久久久波多野结衣高潮| 国产成人a人亚洲精品无码| 精产国品一二三产品蜜桃| 国产人与禽zoz0性伦| 两个人看的www高清视频中文| 国产女主播强伦视频网站| 日本最新在线一区二区| 亚洲中文字幕乱码免费看| 亚洲av资源网站手机在线| 谷原希美中文字幕在线| 人妻一区二区三区av| 亚洲中文字幕日产无码| 国产亚洲一区二区在线观看 | 亚洲男人天堂一区二区| 久久久久成人精品免费播放动漫 | 国产在线视频网站不卡| 国产大片在线观看91| 丝袜美腿亚洲综合第一页| 经典三级免费看片天堂| 国产精品黄色片在线看| 国产麻豆剧果冻传媒一区| 99国产精品久久久蜜芽| 黑人巨大av在线播放无码| 国产亚洲av人片在线观看| 开心五月婷婷综合网站| 国产毛片精品一区二区色| 国产中文色婷婷久久久精品|