Challenge 1: Can you spot all the exhaust fans in the picture below?
挑战1：你可以找出下面图片中所以得排风机吗？
Exhaust fans maintain a lower pressure in the pump room than in any other part of building.
排风扇使泵房内的空气压力比建筑物内其它房间的压力低。
If alarm for high bearing temperature occurs on any one of the main exhaust fans, the local monitor will indicate the actual bearing.
如果任何一个主风机发生轴承温度高报警，本地检测可以检测出是哪一个轴承。
Room was clean though small as we had three single beds in the room, bathroom was ok, though it got very hot in there as there are no exhaust fans.
客房很干净，很小，有三张单人床。浴室很棒，但很热。没有散热风扇。不会再来。
To keep ambient temperatures constant, equipment should be kept away from direct sunlight, exhaust fans, and similar sources of heat flow or moving air.
为了使环境温度保持恒定，应当使仪器设备避开阳光直射、排气扇以及其它类似的热流源或者气流。
Reform the common layer house with cages to the type of vertical ventilation system. Set up exhaust pipe at two sides of house end for install larger exhaust fans.
对普通的笼养种鸡舍进行纵向通风改造，在鸡舍末端两侧墙壁设置抽风通道，用于安装大直径风机。
Physically clean the beast: Stop by the local office store, grab a can of compressed air, and clean out the "dust bunnies", especially if you can hear the exhaust fans over the mid-day football.
物理地打扫一下电脑：路过当地的办公用品商店时，顺便买一罐压缩空气，用它清除一下电脑机箱里的积尘。特别是当你觉得精疲力尽的风扇声甚至盖过了正午的足球比赛时。
The recirculating and exhaust fans for each zone of the oven are of the plug fan type design to allow quick and easy replacement of the fan wheel, shaft and bearings if the need should ever arise.
我们生产的排风机是一款插塞式排风机，更换风机叶轮、支架和轴承十分简单。
Based on the abundant experiments, this paper analyzed the exhaust performance when fans are in series arranged.
在大量试验的基础上，分析了横流风机与离心风机串联时总排气性能与单机排气性能的关系。
PKG exhaust systems feature top-of-the-line fans, blowers and fume scrubbers.
他们排气系统采用顶级的风扇，鼓风机和油烟净化器。
To make clear operation rules & character ist ic of different category fans series, this study select "Exhaust characteristic o."
为了弄清异类风机串联时的性能特点和运行规律，本课题选择“横流风机与离心风机串联排气特性”为研究的对象。
To make clear operation rules & character ist ic of different category fans series, this study select "Exhaust characteristic o."
为了弄清异类风机串联时的性能特点和运行规律，本课题选择“横流风机与离心风机串联排气特性”为研究的对象。
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