1. 當氣體的流速增加,氣體作用於管壁的側壓下降是根據何種原理?
(A)Poiseuille's law
(B)Bernoulli principle
(C)Boyle's law
(D)Dalton's law
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統計: A(67), B(362), C(7), D(1), E(0) #2408785
統計: A(67), B(362), C(7), D(1), E(0) #2408785