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- circulating air technique 空气循环方法
- A by-pass pipe,which can merge the circulating air and heating circulating air,is set to defrost in the paper. 介绍了几种常见的水击防护措施,如改变管网系统的特性、旁通管防护、空气罐防护等。
- Instead of windows, the new systems used tunnel fans to circulate air. 新的系统使用隧道通风风扇代替了窗户。
- and the dull roar of blowers circulating air. 产生的噪音及促使空气环流的鼓风机发出的单调的轰鸣声,
- Air-heating systems circulate air through ducts to and from an air heating collector (Figure 1). 空气加热系统使空气循环,通过通往或是通出空气加热收集器的管道(见图一)。
- Instead of windows, the new systems use the sa used tunnel fans to circulate air. 新的设备使用管道排风扇代替窗户来使空气流通。
- The farmers are also using large fans to circulate air over orange groves and prevent freezing. 农民们还用大扇子扇风使空气流动,来防止柑橘发生霜冻。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- He gave away his books to a circulating library. 他把自己的书籍损赠给一家循环图书馆。
- But then farms began to use new ventilation systems.Instead of windows, the new systems used tunnel fans to circulate air. 然而后来养殖场开始使用新的通风系统,这种新系统使用管道风扇促使空气流通,从而取代窗户。
- Rumours are circulating in Whitehall. 怀特霍尔街上流传著谣言。
- But then farms begin began to use satolation new ventilation systems, instead .Instead of windows, the new systems used tannal fins tunnel fans to serculate the circulate air. 但后来,农场开始使用新的通风系统以取代窗户,这种新系统利用通风扇的循环气流取代以前的窗户进行通风。
- 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。
- During the intermission, let's go out for some fresh air. 幕间休息时,我们出去呼吸呼吸新鲜空气吧。
- The air held a foretaste of a storm. 天气有要括大风的迹象。
- The air was reeking with the smell of tobacco. 空气中弥漫着烟草的气味。
- A walk in the fresh air will pep me up. 我在空气新鲜的地方散步就感到精神饱满。
- He served one month with the Air Army in Kuwait. 他在科威特的空军里服役1个月。