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- Automatically adapt to fluctuating air demand and save you a lot of energy. 自动适应高峰低峰用气,大量节能。
- In this paper, a mathe matical mode l for calculating the air demand of the aerator is established, and the target m athematical function for optimizing the shape of the aerator is proposed. 建立了计算掺气设施水力特性的数学模型和挑坎掺气槽坎高的优化目标函数,对原型掺气槽的体型优化进行了研究。
- 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。
- Dimension analysis showed that the cavity length and air demands of the aerator with downstream baffler was affected by the Froude number and the geometry of its downstream baffler. 通过因次分析，得出了来流Fr和下游贴坎几何尺寸是影响平底下游加设贴坎掺气设施的空腔长度和通气量主要因素，并通过试验实测的回归分析，得出了平底下游加设掺气设施空腔长度和通气量计算的经验公式。
- 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。
- Large air and navel forces were set into action. 庞大的空军和海军部队开始行动了。
- His modesty [air of joviality] was all put on. 他的谦逊[愉快的样子]都是装出来的。
- Ida was choking with the dry air. 空气干燥，艾达感到喘不过气来。
- His vibrant voice commove the air. 他响亮的声音振动了空气。
- Fresh air and exercise are good for the health. 新鲜空气和运动有益于健康。
- I shall travel to New York by air this weekend. 这个周末我将要乘飞机去纽约旅行。
- The fresh air blew in from the open window. 新鲜空气从开着的窗户吹进来。
- The great virtue of air travel is speed. 乘飞机旅行的最大优点是速度快。
