球场旋转门 Turnstiles
游乐场旋转木马 Fairground ride apparatus ; playground carousel
机场旋转 Airport Rotating
机场旋转灯标 airport rotating beacon
旋转磁场 [电磁] rotating magnetic field ; revolving magnetic field ; rotating field ; Rotational magnetic field
磁场旋转方向 MOTOR-ROTATION FIELD
椭圆旋转磁场 [物] elliptic rotating field ; elliptical field ; elliplicrotatingfield ; elliptical rotating magnetic field
旋转磁场法 Rotational magnetic field method ; rotating magneti
旋转场 rotation field ; [电] rotating field ; rotary field ; [电] revolving field
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