短語(yǔ)詞組短語(yǔ)Time -frequency period window 時(shí)頻周期窗time -out period [計(jì)]超時(shí)期間;超時(shí)期間the time -period concept 會(huì)計(jì)分期假設(shè)matrix of time -period 時(shí)段間隔矩陣 返回 time period