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["[Énigà d'aujourd'hui] Fondements théoriques 22s9.3.1",,"Question à choix multiple : Lorsque les gaz parfaits se dépluent adementalement dans un tuyau de déch,,,,,,', selon le cours de du déuentuent,,,',,',,',,',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',',\'A. identéééidentéé B. progressivementement en taille C. progressuent en diminution D. en variations vari'.\'Réponse : C. progressuent en diminution"','\'Indication de\'Réponse visible visible'"]

2019-03-10View Original

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选择题:理想气体在喷管中定熵流动时,按照流动方向顺序各截面的当地音速( ) A.相同 B.逐渐变大 C.逐渐变小 D.波浪形变化 答案:C 提示:答案回复可见
Reply #22019-03-10
理想气体在喷管中定熵流动时,按照流动方向顺序各截面的当地音速( ) C.逐渐变小

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