The basic representation unit in most rule-based expert systems. Similar to variables in traditional data processing, but different in that they may own properties, and do not necessarily represent memory storage locations.
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- 在大多數基于規則的專(zhuān)家系統中的基本表示單元。它類(lèi)似于傳統數據處理中的變量,但有不同之處,屬性可具有性質(zhì),而不一定代表記憶存儲單元。