短語詞組短語proceed flag signal 手作進(jìn)行號志proceed repeating signal 進(jìn)行中繼號志proceed to dial signal 進(jìn)行選擇信號proceed to select signal 進(jìn)行選擇信號signal proceed 進(jìn)行號志proceed d to dial signal 進(jìn)行選擇信號proceed d to select signal 進(jìn)行選擇信號proceed -to-send signal 請發(fā)碼信號transit proceed -to-send signal 轉(zhuǎn)接著手發(fā)碼信號 返回 proceed signal