對稱換能器tra ducer: 變送器; 換能器/傳感器; 轉(zhuǎn)換器ultrasound tra mitting tra ducer: 超聲波發(fā)射換能器acoustic tra ducer: 聲換能器; 聲能轉(zhuǎn)換器active tra ducer: 有源換能器beam position tra ducer: 擺位傳感器下載手機詞典可隨時隨地查詞查翻譯