短語詞組短語backward chained reasoning 反向推理;反向煉接推理backward cognitive reasoning process 認(rèn)知逆推過程backward d reasoning 反向推理Backward chaining reasoning 逆向鏈推理backward fuzzy reasoning 反向模糊推理fuzzy backward reasoning 模糊反向推理backward and forward reasoning 雙向推理forward and backward reasoning 正反向推理non -exact and backward reasoning 非精確反向推理 返回 backward reasoning