Return air duct section. Single - or double-line ducts can be specified.
回风管道部分。可以指定单线管道或双线管道。
The design of the Buddha in the central depression Waida a new shaft into the return air.
设计在井田中部佛洼新建一进回风立井。
The packages usually include return air or train tickets and accommodation 2 at the destination.
这种套餐通常包含往返机票或火车票及目的地住宿。
This paper analyses that fresh air and return air efet IAQ in air-conditioning system at present.
分析了目前空调系统新风和回风对室内空气品质的影响。
Tower 2 at core end needs a closed ceiling zone to hide the ducts of return air going into shafts.
在芯筒尾部的2号楼需要有一段封闭的吊顶区域以隐藏回风管道进入斜井。
Further the influence in jets ventilation of secondary return air on the zones comfort is studied.
通过实验研究了射流送风中二次回风相对一次回风对工作区间舒适性的影响。
Here, return air Tong Xuan than stressed Jianjing point massage is the best side of bath, and massage.
在此，回气堂玄斎先生强调肩井穴的按摩最好是一边沐浴，一边按摩。
Then, after taping and painting, screw a “return air” grate over the opening to conceal it but still have access.
然后镶边、涂饰面，再然后在开口上安装“回风”把开口隐藏起来，但“回风”要是可以拆卸的，以便还能接触到内部的构件。
Presents the application of fuzzy control technique to the secondary return air system of a symphonic concert hall.
介绍了模糊控制技术在一交响乐厅二次回风空调系统中的应用。
The invention discloses a return air gasification furnace with a ring fire oven, relating to a civilian use furnace.
本发明公开了一种带环火烤箱的回风气化炉，涉及一种民用炉具。
Our main products are :ceiling diffusers , return air grilles, volume control dampers, duct fittings, fiexibie ducts etc.
公司主要产品有：天花板扩散器，回风格栅，阻尼器，管件，保温管道等。
In order to automatically control the supply and return air balance in quench air systems, the volume flow controller is used.
为实现环吹风系统供、回风平衡的自动控制，采用了体积流量控制器。
We will offer a range of post-meeting services as reservation of return air ticket, vehicle charter and in-zone sightseeing, etc.
我们将提供会期（后）的返程票预定、包车，以及区内旅游等服务。
Numerically studies the concentration distribution of biological particle similar as SARS virus particle in HVAC system with return air.
采用数值计算方法，对带有回风的空调系统中类似SARS病毒颗粒的生物颗粒浓度的分布规律进行了模拟分析。
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。
An alternate embodiment includes a support frame for positioning the filtration system in ductwork or the like other than a return air inlet.
一个替代实施例包括用于将过滤系统定位在除回风管之外的管路等等中的支承框架。
The series ventilation is a kind of ventilation way that the return air at the underground using wind place enters other using wind place again.
串联通风是井下用风地点的回风再次进入其它用风地点的通风方式。
Mine, the causes of natural thermal potential difference in return air in main shaft and its influence on mine ventilation system and the control methods.
阐述了造成主井回风的自然热位差产生原因和对通风系统的影响，以及治理办法。
The return air is unblocked by changing the distances among heat exchange fins, i. e. the arrangement density of the heat exchange fins on a heat exchange pipe.
通过改变换热翅片之间的距离也就是换热翅片在换热管上的排列密度，使回风畅通。
The energy saving measures for cross air blow conditioner system were analyzed from the aspects of return air system design and automatic control system configuration.
分析了纺丝侧吹风空调机组及送回风系统设计及其自动控制系统配置的节能措施。
An intense field dielectric air filtration system includes a perimeter frame for wall or ceiling mounting at the inlet of a return air duct for an air conditioning apparatus.
一种强场电介质空气过滤系统包括安装在空调装置的回风管的入口处的用于壁或天花板的周界框架。
A disposable non-woolen filter, and a panel type washable coarse aluminum filter are installed in the front panel of return air duct of each room, to trap powder generated, if any.
在每个房间回风管的前面板上安装有一台一次性的非毛织品过滤器，以及一台板式可洗粗铝过滤器，以捕捉收集可能产生的任何粉尘。
This paper proposes a new working face ventilation system: top gas tunnel small pillar outside the bottom return air laneway layout, in other words, which is gas tunnel location evolution.
本文提出了一种全新的综放工作面通风系统：顶层瓦斯巷小煤柱外错底层回风顺槽布置，具体是一种放顶煤工作面顶板排瓦斯巷位置的改进。
Airflow from the large cyclone collector inhalation top return air duct blower, this machine is a closed loop system, the air flow, and circulation in the flow of positive and negative state.
气流由大旋风收集器上端回风管吸入鼓风机，本机整个气流系统是密闭循环的，并且是在正负状态下循环流动的。
Demanding too much of air travelers or providing too little security in return undermines public support for the process.
如果对飞机乘客的要求过于苛刻，或者相应的安全保障太少，反而会削弱民众对安检的支持。
But demanding too much of air travelers or providing too little security in return undermines public support for the process.
可是，如果对飞机乘客的要求过于苛刻，或者相应的安全保障太少，反过来就不利于民众对安检的支持。
If the symptoms fade or go away when a person is away from the home and return when the person returns, an effort should be made to identify indoor air sources that may be possible causes.
如果一个人离开家时症状减轻或消失了，而一回到家症状又出现了，那么人们就应当确定可能引起症状的室内空气污染源。
The team found that sending a robot to the Moon is far easier than sending a person - it does not need air or food and there is no return trip.
他们的研究团队发现，与真人相比，把机器人送上月球更简单易行，至少它不需要空气或粮食，更不用考虑如何让它回来。
The team found that sending a robot to the Moon is far easier than sending a person - it does not need air or food and there is no return trip.
他们的研究团队发现，与真人相比，把机器人送上月球更简单易行，至少它不需要空气或粮食，更不用考虑如何让它回来。
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