题目内容
为减小后牙固定桥基牙负担，下列措施正确的是
2021-12-23
A.增加桥体厚度
B.降低桥体与对颌牙的接触
C.增加桥体与牙槽嵴接触面积
D.适当减少桥体颊舌径的宽度
E.降低桥基牙工作尖的高度
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