25.人體呼吸道內,當中央氣流最快,管壁流速為趨近零時,此氣流型態為:
(A)層流(laminar flow)
(B)亂流(turbulent flow)
(C)移行流(transitional flow)
(D)不一定
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統計: A(85), B(5), C(8), D(0), E(0) #1063081
統計: A(85), B(5), C(8), D(0), E(0) #1063081