99久久久国产精品免费蜜臀,九色综合九色综合色鬼,少妇三级全黄,夜夜揉揉日日人人

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.


日本一区午夜艳熟免费| 中文字幕久久熟女蜜桃| 欧美性猛交xxxx免费看| 久久国产精品久久久久久| 一本色道久久综合狠狠躁| 国产欧美久久一区二区三区| 国产精品99久久免费观看| 久久久久亚洲av成人无码电影| 久久精品www人人爽人人| 亚洲av无码电影在线播放| 高h喷水荡肉爽文np肉色学校| 人妻少妇-嫩草影院| 亚洲人av高清无码| 国内精品久久久久伊人av| 女人夜夜春高潮爽a∨片| 成在线人免费视频| 青青青爽在线视频观看| 国产精品久久久久av福利动漫| 少妇被粗大的猛烈进出69影院一| 国产三级在线观看完整版| 国产放荡对白视频在线观看| 国产av丝袜旗袍无码网站| 国产电影一区二区三区| 无码一区二区三区视频| 一本一本久久a久久精品综合| 日本丶国产丶欧美色综合| 无码a级毛片免费视频内谢 | 国产精品99久久久久久人| 色综合久久久无码中文字幕波多| 无码人妻一区二区三区免费| 国产成人精品三级麻豆| 97久久精品人人做人人爽| 日本理伦片午夜理伦片| 久久99精品九九九久久婷婷| 成人h视频在线观看| av在线亚洲男人的天堂| 最近中文字幕视频完整版在线看| 久久精品国产亚洲av电影| 亚洲欧美国产精品专区久久| 亚洲处破女av日韩精品| 真人一对一免费视频|