新生儿下颌角为
A.100°~120°
B.120°~125°
C.130°~140°
D.140°~160°
E.150°~170°
1.恒牙列期下颌角为A.100°~120°B.120°~125°C.130°~140°D.140°~160°E.150°~170°
2.A.100°~120° B.120°~125° C.130°~140° D.1400~160° E.150°~170°新生儿下颌角为
3.A.100°~120° B.120°~125° C.130°~140° D.1400~160° E.150°~170°乳牙建完成时下颌角为
4.A.100°~120° B.120°~125° C.130°~140° D.1400~160° E.150°~170°恒牙列期下颌角为
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