1. behavioral objectives movement 行为目标运动During this period,several major events influenced the future development of audiovisual movement,and one of them is the behavioral objectives movement.在这个时期，几个主要的项目影响了视听运动将来的发展，并且其中之一就是行为目标运动。2. cognitive psychology 认知心理学The theories of communications,general system and cognitive psychology were introduced into the field.传播学理论、一般系统论和认知心理学等各种理论被引入到这一领域中。3. Communications 传播，传播学The theories of communications,general system and cognitive psy
