ultrasonic waves

 
  • 超声波

ultrasonic waves的用法和样例:

例句

  1. An instrument that in a painless and noninvasive manner uses the differential transmission and reflection of ultrasonic waves to create a detailed visual image of the brain.
    超声波心动描记器一种用来显示详细的大脑图象的仪器,利用超声波发送和反射的差异来测试并无伤无痛
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