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【简答题】
操纵轿厢安全钳装置的限速器的动作应发生在速度至少等于额定速度的( )。
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皮皮学刷刷变学霸
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【简答题】There was once a professor of medicine, who was very strict with the students. Whenever he took the chair on the exam committee(担任考试委员会), the students would be in fear, because he was seldom pleased...
【单选题】有甲乙两个患者,甲患者左心室舒张末期容积为160ml,收缩末期容积为64ml;乙患者左心室舒张末期容积为140ml,收缩末期容积为56ml,两患者的射血分数:
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【简答题】There was once a professor of medicine, who was very strict with the students. Whenever he took the chair on the exam committee, the students would be in fear, because he was seldom pleased with the a...
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