基本解釋否定字符詞組短語短語NAK Negative AcKnowledge character 否認(rèn)符;否認(rèn)信號(hào)NAC Negative Acknowledge Character 反確認(rèn)字符character negative acknowledge 字符負(fù)確認(rèn)negative acknowledge character更多詞組專業(yè)釋義計(jì)算機(jī)科學(xué)技術(shù)否認(rèn)字符否定字符否認(rèn)字元負(fù)確認(rèn)字元反確認(rèn)字元電子、通信與自動(dòng)控制技術(shù)否認(rèn)字符否定字符機(jī)械工程不認(rèn)可字元