学习困难（Ｌｅａｒｎｉｎｇｄｉｆｆｉｃｕｌｔ．Ｌ．Ｄ）是指智力基本正常的学龄期儿童学业成绩明显落后的一类综合征［１］。一般是指有适当学习机会的学龄期儿童，由于生理、心理、环境和素质等诸多因素引起的问题，致使学习技能的获得或发展出现障碍，表现为达不到国家规 Learning difficulties (Learningdifficult.L.D) refers to a class of syndromes in which the academic performance of school-aged children with markedly normal intelligence is significantly behind [1]. Generally refers to the school-age children with appropriate learning opportunities, problems due to many factors such as physical, psychological, environmental and quality, resulting in obstacles to the acquisition or development of learning skills, manifested as less than the national regulations