679.舌簧喇叭和压电陶瓷喇叭属于()喇叭。[321070302]

679.舌簧喇叭和压电陶瓷喇叭属于()喇叭。[321070302]

A.高阻

B.低阻

C.中阻

D.中低阻

正确答案是A