样品内部的毛病,如果有的话,可以用超声波检查出来。译文:Internal defects in the specimen, if (), can be detected by ultrasonic waves.

样品内部的毛病,如果有的话,可以用超声波检查出来。译文:Internal defects in the specimen, if (), can be detected by ultrasonic waves.

正确答案:any

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