(来学网)弯制活动矫治器分裂簧常用
  • A.
    (来学网)直径为0.5~0.6mm的钢丝
  • B.
    (来学网)直径为0.7~0.8mm的钢丝
  • C.
    (来学网)直径为0.8~0.9mm的钢丝
  • D.
    (来学网)直径为0.4~0.5mm的钢丝
  • E.
    (来学网)直径为0.9~1.0mm的钢丝