1.The rate of malocclusion in normal students was 62. 3%, ankyloglossia 6. 6% , and abnormity labial frenum 4. 8%.
健康组错畸形62.3%,舌系带过短6.6%,唇系带异常4.8%。
2.Then, as examples, the diary management system, octonary furcated tree method, separating deal of date and time and abnormity check-up system were used in respect region.