air duct 风道 ; 风管 ; 通风管道 ; 气槽
recirculating air duct 再循环风道 ; 再轮回风道
air duct system 风管系统 ; 风道系统
Air duct pressure 风管压力 ; 风管力 ; 抽气器
warm air duct 热空气管 ; 热风管道
exhaust air duct 排气道 ; 排气扇 ; 排气管道 ; 废气管道
fresh air duct 进气道 ; 净汽管道 ; 滤清器进气管 ; 净气管
return air duct 回风管道
The last known case was in Britain in 1978 when a university photographer who worked above a lab handling smallpox died after being accidentally exposed to it from the building's air duct system.
众所周知的世上最后一例天花发生在1978年的英国。 那是一个(无辜的)大学摄影师,当时他正在天花实验室的楼上房间里工作,死于接触到大楼的风道系统偶然带出来的天花病毒。 (译者注:这位摄影师也太冤了。)
Analyses the testing results of some project examples after air duct cleaning.
分析了几个实际工程风管清洗后的测试结果。
The main manufacturers for air duct cleaning robot, the features of the robots manufacturedboth abroad and in China, and the applications of robot for air duct cleaning in China were described.
介绍了国外风管清洗机器人的主要生产厂家、国产机器人和外国产品的各自特点及国产机器人的应用情况。
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