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F2中文小班：樂工羅程

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Biological Concept-Ch.8 (14) - How heart adapted to its function

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Biological Concept-Ch.8 (13) - Internal structure of heart

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Biological Concept-Ch.8 (12) - External structure of heart

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Biological Concept-Ch.8 (11) - 3 types of blood vessels

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Biological Concept-Ch.8 (10) - Blood pressure in different vessels

YU CHUN KEUNG MEMORIAL COLLEGE