应用领域:大中专院校,中小学多媒体教室,阶梯教室,普通教室,会议室,演播厅,以及各种培训教室,报告厅,等等;
Areas of application: colleges, multimedia classroom of primary and secondary schools, amphitheatre, ordinary classroom, meeting room, studio, as well as a variety of training rooms, lecture hall, etc.;