问题
单项选择题
一患者缺失,余留牙健康,前牙舌侧牙槽骨为斜坡形。
如欲采用舌杆做大连接体,下前牙舌侧龈缘至口底的距离应大于()
A.3mm
B.5mm
C.8mm
D.10mm
E.12mm
答案
参考答案:C
一患者缺失,余留牙健康,前牙舌侧牙槽骨为斜坡形。
如欲采用舌杆做大连接体,下前牙舌侧龈缘至口底的距离应大于()
A.3mm
B.5mm
C.8mm
D.10mm
E.12mm
参考答案:C
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Amy: I have 2 English books, 12 notebooks, 32 crayons and 42 pens. John: I have 7 picture-books, 17 story-books, 23 pencils and 18 erasers. Chen Jie: I have 9 Chinese books, 42 math books, 33 erasers and 10 rulers. Wu Yifan: I have 27 pencils, 39 pens and 44 sharpeners.
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