labyrinth loudspeaker

speech coil (扬声器) 音圈

adnexectomy (子宫) 附件切除术

宫爆肉丁 stir-fried diced pork with chili sauce and peanuts

band dryer (一种隧道式干燥器) 带式干燥机

conductance material (电,热,声) 导体

special defects (双宫丝疵) 特殊类

special defects test (双宫丝) 特殊类检验

sound receiving room (隔声测量时受声的房间) 受声室

fibre needle (电唱录声机的) 纤维唱针

simulated head system (立体声) 模拟人头制