3.下列何者不是豬生殖與呼吸綜合症病毒感染懷孕母豬之病癥?
(A)流產
(B)產下木乃伊胎
(C)產下衰弱仔豬
(D)產下畸形胎
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統計: A(7), B(12), C(30), D(127), E(0) #3490711
統計: A(7), B(12), C(30), D(127), E(0) #3490711