短語詞組短語delay time dial [通信]延時(shí)撥磐fine delay dial 延時(shí)微調(diào)刻度Delay Dial Signaling 延遲撥號(hào)信令fine abrasive delay dial 延時(shí)微調(diào)刻度range -delay dial 距離coarse delay dial 粗延時(shí)度磐dial Delay 撥號(hào)後延遲Post Dial Delay 這也叫做撥號(hào)後延遲 返回 delay dial