短語詞組短語Packet Data Switch Subsystem 分組數(shù)據(jù)子系統(tǒng)packet -switch technology 分組交換技術(shù)Packet Local Switch 包式局用交換機(jī)general packet radio switch 通用分組交換Hermetic packet type switch 氣密式組合開關(guān)pts packet transit switch 中轉(zhuǎn)分組交換機(jī)packet transit switch 中轉(zhuǎn)分組交換機(jī)Packet t switch 分組交換;數(shù)據(jù)包交換機(jī)packet type switch 組合開關(guān);組合式開關(guān) 返回 packet switch