亚洲av永久精品一区二区三区,中文字幕av一区二区三区,国产精品不卡一区二区三区四区,国内精品一区二区三区香蕉,精品一区二区三区不卡,中文字幕亚洲一区二区三区在线,中文字幕日韩人妻一区,亚洲一区二区免费网站,97成人精品视频在线播放,日本在线免费观看一二区视频

          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.


          国产高清精品房事自拍| 日韩丰满少妇无吗视频激情内射| 嫩草影院永久在线| 伊人天天狠天天添日日拍| 日韩午夜福利激情视频| 网友自拍成人精品视频| 亚洲少妇视频在线播放| 国产日韩亚洲欧美另类| 国产精品国产三级国产三级人妇| 久久特一级av黄色片| 国产一级特黄99久久| 日韩天堂av在线观看| 久久精品二区亚洲w码| 亚洲欧美日韩小说综合| 亚洲男人天堂一区二区在线观看| 精品久久久久久久久久久国产字幕| 日韩精品在线观看一二区| 国产精品毛片一区二区在线| 亚洲一区国产精品久久| 国产麻豆精品久久毛片| 五月八月免费高清视频| 国产一区二区三区成人欧美日韩在线观看| 国产免费看插插插视频| 一本久道中文无码字幕av| 国产亚洲精品午夜理论片| 绯色av一区二区三区久久| 亚洲综合激情一区二区| 好屌爽在线视频| 国产精品黑色丝袜啪啪| 成人黄色大片免费下载| 加勒比精品视频在线观看| 国内精品久久九九免费| 性色国产一区二区三区| 口爆吞精美臀国产在线| 亚洲天堂成人在线免费| 无码av一区二区三区无码| 最近的中文字幕在线看视频| 日本一区三区免费视频| 日日噜久久人妻一区二区| 一区二区欧美日韩在线观看免费不卡| 亚洲国产一区精品久久|