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differential mechanism
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ballistic pendulum,
ballistic trajectory,
ballistically,
ballistician,
ballistics,
ballistite,
ballistocardiogram,
ballistocardiograph,
ballistocardiography,
ballistocaridograph,
相似单词
差热分析,
差使,
差使某人,
差事,
差数,
差速器,
差一点,
差异,
差异备份,
差异分析法,