48.下列何種流量計,適用於大流量及磨擦損失小的流量之量測?
(A)孔口流量計(orifice meter)
(B)文氏流量計(Venturi flow meter)
(C)皮托計(Pitot meter)
(D)流嘴( flow nozzle )
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統計: A(53), B(383), C(41), D(28), E(0) #3325766
統計: A(53), B(383), C(41), D(28), E(0) #3325766