短語詞組短語active e transducer 有源換能器active electronic transducer 有源電子式互感器active photoelectric transducer 有源光電式互感器radio -active density transducer 輻射密度傳感器;無線電;無線電積極密度傳感器transducer active 主動(dòng)傳感器transducer active detail 主動(dòng)傳感器 返回 active transducer