您要查找的是不是:
- disinfection of air in tunnel 坑道空气消毒
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏,使得每个人都频频吸气。
- The lack of air in the room made everyone sniffle. 屋子里空气缺乏,使得每个人都频频吸气。
- They will be wanting a change of air in paradise. 他们简直想到伊甸乐园去换换环境。
- There is not a breath of air in the hot auditorium. 在那个闷热的礼堂里没有一丝微风。
- There is a lot of air in loose snow. 松散的雪里有大量的空气。
- A current of air in an enclosed area. 气流:封闭空间中的气流。
- The lack of air in the room make everyone sniffle . 屋子里空气缺乏,使得每个人都频频吸气。
- There was not a breath of air in the hot auditorium. 在那个闷热的礼堂里没有一丝微风。
- SURVEY OF PRESENT STATUS OF USE OF ULTRAVIOLET LAMP FOR DISINFECTION OF AIR IN WORKSHOPS OF ENTERPRISES 消毒企业车间空气的紫外线灯使用现状调查
- EXAMINATION OF EFFICACY OF ULTRAVIOLET RAYS IN DISINFECTION OF AIR IN MICROBIOLOGY LABORATORY 紫外线对微生物检验室空气消毒效果的检测
- The lack of air in the bulb prevents the filament from burning up. 灯泡内缺乏空气就使灯丝不致烧掉。
- OBSERVATION ON EFFICACY OF TWO AIR DISINFECTION METHODS IN DISINFECTION OF AIR IN CENTRAL STERILE SUPPLY SERVICES 两种空气消毒法对供应室空气消毒效果的观察
- Check the tyre pressure(= the amount of air in a tyre)regularly. 要定期检查轮胎的气压。
- There is not a breath of air in the hot auditorium . 在那个闷热的礼堂里没有一丝微风。
- Lot of air in loose snow, and this helps to keep the cold out. 雪里有大量的空气,这有助于御寒。
- APPLICATION OF AIR PURIFICATION TECHNIQUES AND DEVELOPMENT OF A DEVICE FOR PURIFYING AIR IN TUNNEL 坑道空气净化技术应用及其装置研制
- In addition, ultraviolet disinfection of air conditioning because there is always open, Gai, on human radiation far less serious ultraviolet microwave ovens. 另外,空调的紫外线消毒因为不需要经常开启外盖,对人体辐射的影响远不如紫外线微波炉严重。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The Prandtl mixing length theory was corrected and redefi ned and the distribution function of air velocity in tunnel derived by the autho r, and the function is used as a theoretical foundation to study ventilation proc ess in tunnel. 笔者修正并重新定义了普朗特混合长度理论,推导出巷道中风流速度的分布函数,并将该函数用作研究巷道通风过程的理论基础。