| 摘要 |
This recording player consists of a turntable(1), a guiding groove(2), a center hole(3) formed in the center part of the turntable, centering means operative for establishing the concentric orientation of a phonograph record on the turntable with respect to the axis of rotation of the latter, means for effecting an operation of the centering means, turntable drive means or rotably driving the turntable, and means for effecting operation of the turntable driving means upon completion of the operation of the concentric means
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