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When reassembling the bowl of a disk-type centrifuge, the bowl or locking ring is rotated （）.
A:clockwise, due to the bowl rotating clockwise
B:clockwise, due to the bowl rotating counterclockwise
C:counterclockwise, due to the bowl rotating clockwise
D:counterclockwise, due to the bowl rotating counterclockwise

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出自：海船船员证

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