在相同流量下，改变风机出风口的大小，可以得到不同的出口风速和梯度。
The wind speed and its gradient varied with a fan outlet area change at a constant flux.
贯流电热风幕机是在贯流风幕机的进风口或出风口处加上电加热器，利用贯流风机运转带出的热气流形成的热风幕。
The utility model relates to a cross flow electric hot air curtain machine, which is an electric heater which is connected with an air inlet or an air outlet of a cross flow air curtain machine.
箱体的顶部安装有离心风机，其出风口与气流通道相连通。
A centrifugal fan is positioned on the top of the box, with outlet tuyere connected with the airflow passage.
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