stethoscopes

• Magnetic sound amplifying stethoscope
  磁声放大听诊器
• Combination electronic stethoscope kit
  什音听筒
• Health equipment wheelchairs , blood pressure gauges , stethoscopes , water filters
  医疗器具轮椅血压计听筒滤水器
• Foetal heart sound stethoscope
  胎心听诊器
• Butterscotch duck in el paso , lampshade , truck stop , stethoscope
  牛奶糖el paso德州一城市的鸭子灯罩卡车停车场听诊器
• Triple change stethoscope
  三用听诊器
• 1826 rene laennec , french physician who invented the stethoscope in 1819 , died
  1819年发明听诊器的法国医生勒内?雷奈克逝世。
• Butterscotch duck in el paso , lampshade , truck stop , stethoscope . .
  牛奶糖el paso （德州一城市）的鸭子灯罩卡车停车场听诊器. .
• Soiled gloves , stethoscopes and other equipment have the potential to spread infection
  污染的手套、听诊器及其他器材都可能散布感染。
• The obvious importance of a stethoscope for physical examination should need no explanation
  很显然，体格检查时听诊器的作用非常重要。