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- I designedthe control programs for the control of FAU, AHU, AHU with secondary return air, VAV BOXand VAV AHU with the graphic programming tool, EIKON. 结合我国目前HVAC系统的控制现状，通过对典型空调系统的控制要求的分析，提出了适合工程实施的实用算法，并采用EIKON图形化编程工具分别对新风机组、一次回风空调系统、二次回风空调系统、VAV BOX和VAV AHU的控制，具体编制了实用可行的控制程序。
- With a project example,compare the primary return air system with the secondary return air system,especially in design of the AHU. 混合式空调系统中一次回风系统与二次回风系统是两种常见的处理方式,两种方式各有优缺点。
- Application of fuzzy control technique to secondary return air systems in large spaces 模糊控制技术在大空间二次回风空调系统中的应用
- secondary return air 二次回风
- secondary return air system 二次回风系统
- Hinged type return air louvre, model ARLH. ARLH型风口属可开式侧壁格栅风口。
- My vacation begins next week. I've got a return air ticket to my hometown. 我下周休假,已经买好了回家乡的往返机票。
- At this time there can only be 1 Zone Mixer in a Zone Return Air Path. 这种情况下一个区域回风路径只能有一个区域混风器。
- Therefore please do not delay the matter,and let us have the sale note and the other document per return air mail. 因此，请尽速办理，并航寄上述销售确认书及其他证件。
- YDetermine system efficiency by comparisons of return air and delivery temperatures. 通过比较新风和回风的温度,确定系统的效率。
- The Zone Return Air Path lists the Zone Mixer and Zone Return Plenum components comprising the path. 区域回风路径列出了区域混风器和区域回风静压箱组件，这些组件构成了该路径。
- For a typical single duct air system there will be one zone supply air path and one zone return air path. 对于典型的单管空调系统，一般由一条区域送风路径和一条区域回风路径组成。
- Building humidification may not be required if return air contains sufficient humidity to satisfy winter requirement. 如果回风含有足够的湿度来满足冬季需求的话，建筑则不需要加湿。
- PID temperature control system, display the regenerate air temperature and return air temperature. 采用PID温度控制系统，可显示再生温度和低露点回风温度；
- Each winner has won ONE RETURN AIR TICKET TO HONG KONG on Cathay Pacific Airways.All winners have been notified by phone. 以上得奖者各获得国泰航空的来回香港机票一张。所有得奖者已经接获电话通知领奖详情。
- A typical dual duct system would have 2 zone supply air paths ? one for the hot air and one for the cold air ? and 1 zone return air path. 而对于典型的双管系统，则由两条区域送风路径（一条用于热空气、一条用于冷空气）和一条区域回风路径组成。
- Include : Return Air Ticket, All Airport Tax, Fuel Tax, China Visa, Guide>Driver Tipping. Airport. Transfer. Hotel. Meals. Entrance Fee. 早餐后,游览海南特产总汇至指定时间送往海口机场乘搭飞机飞返吉隆坡。
- The new atmosphere first sends in the air blower serpentined through the independent new atmosphere pipeline, then together sends in the room with the return air mix. 新风则通过独立的新风管道先送入风机盘管，再与回风混合一起送入房间。
- Her age is of secondary interest. 她的年龄不太重要。
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
