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A.當(dāng)大開頜時,髁狀突不僅轉(zhuǎn)動而且滑動 B.當(dāng)大開頜時,運動軸心在髁狀突和下頜孔附近 C.當(dāng)小開頜時,髁狀突僅轉(zhuǎn)動 D.當(dāng)小開頜時,運動軸心在下頜孔 E.當(dāng)小開頜時,運動發(fā)生在下腔