31.觀賞魚患有指環蟲(Dactylogyrus)感染時,下列何者具有治療效果?
(A)chlorhexidine
(B)enrofloxacin
(C)trichlorfon
(D)trimethoprim
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統計: A(88), B(134), C(1664), D(132), E(0) #2970535
統計: A(88), B(134), C(1664), D(132), E(0) #2970535