弯制隙卡沟宽度的范围A.0.5～0.8mm B.0.9～1mm C.1～1.5mm D.2.5mm左右 E.3～4mm

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问题弯制隙卡沟宽度的范围

选项 A.0.5～0.8mm
B.0.9～1mm
C.1～1.5mm
D.2.5mm左右
E.3～4mm

答案B

解析1.前牙切支托宽约2.mm，深约1.5mm

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