表征是信息在人脑中的呈现和记载的方式 .根据信息加工的观点 ,当人对外界信息进行加工(输入 ,编码 ,转换 ,存储和提取等 )时 ,这些信息在头脑中得以表征 .表征是客观事物的反映 ,又是被加工的客体 .同一事物 ,其表征形式不同 ,对它的加工也不同 .知识的表征是现代认知心理学的 Characterization is the way information is presented and recorded in the human brain. According to information processing, when people process (input, encode, convert, store, and extract) external information, they are represented in the mind. It is the reflection of objective things and the object being processed. The same thing has different representational forms and it is also processed differently. The representation of knowledge is modern cognitive psychology.