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- Objective To investigate the status of biological membrane (biofilm) formation in the bronchi of old patients treated with mechanical air, and clarify its correlations and risk factors. 摘要目的：探讨老年机械通气患者气管内导管生物被膜的形成状况，明确相关性和危险因素。
- Positive pressure mechanical air supply system 正压送风系统
- 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。
- Exploration of Positive Pressure Mechanical Air Supply System 正压送风系统设计探讨
- 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。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- The air held a foretaste of a storm. 天气有要括大风的迹象。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- 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。
- The move water have mechanical energy. 流动的水拥有机械能。
- 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。
