即时关机的时间大概是两秒,两秒钟后风扇停止转动就可以安全拔掉电源线了。
"Instant" in this case is about two seconds, after which the fan shuts off and it's safe to unplug the power.
采用新建立的试车台数据实时采集与监控系统,测量了该单级跨声速风扇的总性能和采用处理机匣后风扇的总性能、基元级性能。
By using real time data gathering and test system of the aero engine test bed, the detail measurement of single stage transonic fan performance with and without different casing treatments were made.
然而安装一个齿轮减速器后,涡轮可以高速驱动低速运转的风扇。
A gearbox, however, allows the turbine to operate at a high speed while driving the fan at a lower speed.
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