年轻恒牙的X线牙片显示：未发育完全的根尖开口区有界限清晰透影，周围有完整骨硬板围绕，临床无异常症状，提示为

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29866' and id < 2422783 and id<>'2422783' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29866' and id > 2422783 and id<>'2422783' order by id asc limit 5