旋转磁场是电机理论教学中的重要教学内容。
Rotating magnetic field is an important content for teaching of electrical engineering.
这样，就可以根据旋转磁场中旋转火焰的燃烧规律而了解实际火灾中火旋风的燃烧特性。
This can make us know more clearly about the burning rules of the fire whirl.
这样，就可以根据旋转磁场中旋转火焰的燃烧规律而了解实际火灾中火旋风的燃烧特性。
This can make us know more clearly about the burning rules of the fire whirl.
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