单词	Archimedes' principle
释义	Archimedes' principle /ɑːkɪˈmiːdiːz / noun Physics A law stating that a body totally or partially immersed in a fluid is subject to an upward force equal in magnitude to the weight of fluid it displaces.Angeli examined fluid statics based on Archimedes' principle and Torricelli's experiments.... Why an object floats can be understood from Archimedes' principle as a special situation where the weight of water displaced by the object equals the weight of the object. The needed flash of insight that came to him as he climbed into an overflowing bathtub-his body was displacing an equal volume of water-not only solved his problem but led to Archimedes' principle.
随便看	optic tract optic tube optic tubercle optic vesicle optima optimacy optimal optimalisation optimality optimalization optimally optimate optime optimific optimisation optimise optimism optimist optimistic optimistical optimistically optimity optimization optimize optimizer

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