21.矯正成年人全口上顎後牙舌側傾斜造成的後牙錯咬,下列裝置何者最不適合?
(A)粗唇側矯正線(heavy labial arch)
(B)交錯橡皮圈(cross-elastics)
(C)跨腭弓線(transpalatal arch)
(D)活動式擴張裝置(removable expansion appliance)
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統計: A(111), B(62), C(81), D(365), E(0) #3380092
統計: A(111), B(62), C(81), D(365), E(0) #3380092