Objective to study the status of dentalhealth knowledge and behavior among pupils in different areas in Yan 'an, and to provide basis for pupils dentalhealtheducation in different areas.
目的了解延安市不同地区小学生口腔健康知识和行为的现状，以便为不同地区小学生口腔健康教育提供依据。
2
Dentalhealtheducation should be implemented to promote their health knowledge and help them form correct health habits.
结论应采取口腔健康教育措施，提高小学生口腔卫生知识水平，并培养他们养成良好的口腔卫生习惯。
3
It was necessary to strengthen healtheducation and develop preventive treatment for the control of student's dental caries.