教学设计对象包括教学活动、教学环境、知识传递，其中教学活动处于三个层次的核心地位。
The objects of instructional design consist of teaching activity, teaching environment and knowledge transmission of which teaching activity is central.
其作用将分别从实施心理战的执法对象、执法主体和与执法活动相关联的当事人、知情人等三个方面阐明。
Its function is described in the object of law enforcement and subject of law enforcement of carrying out psychological warfare and the related litigants and insiders of law enforcement activities.
作为一个完整的领导活动，领导是由三个最基本的实体构成的，即：领导者、被领导者和作用对象。
As a complete leading activity, leadership consists of the three most fundamental entities: leader, people being led and object of action.
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