59.一般家畜化膿性支氣管肺炎最常發生的病變特徵為何?
(A)cranioventral distribution
(B)multifocal distribution
(C)diffuse distribution
(D)locally extensive dorsocaudal distribution
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統計: A(1694), B(392), C(263), D(380), E(0) #1739410
統計: A(1694), B(392), C(263), D(380), E(0) #1739410