1.「氣體流經管腔,如遇管腔狹隘導致前進速度變快,此時管壁側壓將會變小,之後管腔如再
逐漸變寬,則管壁側壓又會恢復到狹隘前的壓力」稱為:
(A)venturi principle
(B)coanda effect
(C)Laplace’s law
(D)Henry’s law
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統計: A(166), B(32), C(2), D(0), E(0) #1045960
統計: A(166), B(32), C(2), D(0), E(0) #1045960