uniaural stethoscope

... uniaural stethoscope单耳听诊器 esophageal stethoscope食管听诊器;食道听诊器 differential stethoscope鉴别听诊器 ...

 monaural stethoscope

... ultrasonic stethoscope超声波听诊器 monaural stethoscope单耳听诊器 Automotive stethoscope汽车异响探测仪 ...