变送器换能器/传感器转换器ultrasound tra mitting tra ducer: 超声波发射换能器acoustic tra ducer: 声换能器; 声能转换器active tra ducer: 有源换能器beam position tra ducer: 摆位传感器bone conduction tra ducer: 骨导传感器下载手机词典可随时随地查词查翻译
