基本解釋轉(zhuǎn)換電路詞組短語短語voltage change -over circuit 電壓切換回路product frequency change -over circuit 乘積頻率轉(zhuǎn)換電路change-over circuit更多詞組專業(yè)釋義電子、通信與自動控制技術(shù)轉(zhuǎn)換電路