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.


狠狠色婷婷久久综合频道毛片| 久久久久99精品国产片| 色偷偷偷久久伊人大杳蕉| 国产亚洲精品无码专区| 韩国午夜理论在线观看| 69无人区乱码一二三四区别| 情人伊人久久综合亚洲| 97se亚洲国产综合自在线| 国产精品一国产AV麻豆| 香港经典A毛片免费观看播放| 亚洲欧美国产精品久久久久久久| 久久久久99精品成人片直播| 永久免费av无码网站韩国毛片| 妇女性内射冈站hdwwwooo| 国产中文三级全黄| 久久丫精品国产亚洲AV不卡| 国产高清不卡一区二区| 亚洲精品乱码久久久久久久久久久久 | av人摸人人人澡人人超碰小说| 久久精品人妻无码专区| 亚洲AV最新在线观看网址| 最新69国产成人精品视频免费| 欧美国产精品久久久乱码| 内射交换多p国产| 黑人巨茎大战俄罗斯美女| 日本牲交大片免费观看| 亚洲色欲色欲WWW在线丝| 亚洲中文字幕第一页在线| 乱人伦中文无码视频| 欧美牲交a欧美牲交aⅴ免费真| 脱了美女内裤猛烈进入| 水蜜桃亚洲一二三四在线| 久久久久人妻一区二区三区| 99国产成人综合久久精品| 日韩精品无码综合福利网| 蜜芽亚洲av无码一区二区三区| 少妇扒开粉嫩小泬视频| 狠狠噜天天噜日日噜视频麻豆| 最新精品国偷自产在线| 天堂影院一区二区三区四区| 亚洲男同志GAY 片可播放|