短語(yǔ)詞組短語(yǔ)electronic switching system control [通信]電子交換系統(tǒng)控制switching manifold control 變結(jié)搆控制switching -control item 切換控制項(xiàng)switching frequency control 開關(guān)頻率控制Fixed Switching Frequency Control 固定開關(guān)頻率控制switching value control 開關(guān)量控制Switching Programme Control Exchange Fundamentals 程控交換原理service switching and control point 業(yè)務(wù)交換控制點(diǎn)software of switching programme control 程控交換軟件remote switching control 遠(yuǎn)距離開關(guān)控制 返回 switching control