This paper introduced the energy saving principle of air intake prerotation adjustment and the application area and method of air intake prerotation regulator.
介绍了进气预旋调节的节能原理及进气预旋调节装置的应用
使用方法。
This paper introduced the energy saving principle of air intake prerotation adjustment and the application area and method of air intake prerotation regulator.
介绍了进气预旋调节的节能原理及进气预旋调节装置的应用使用方法。
明：以上例
、词
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