短語詞組短語back -propagation bp 反向傳播算法Back -Propagation Algorithms 反傳算法adaptive back -propagation 自適應前饋網(wǎng)絡objective back -propagation 目標反傳generalized back -propagation 廣義誤差反傳back discharge propagation 負效放電蔓延 返回 back propagation