与"ultrasonic delay line"相近的词条

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• ultrasonic cross grating
• ultrasonic crushing and extracting apparatus for cataract
• ultrasonic curettage
• ultrasonic cutting
• ultrasonic damping rate
• ultrasonic delay line
• ultrasonic densitometer
• ultrasonic dental drill
• ultrasonic dental unit
• ultrasonic depth finder
• ultrasonic detection
• ultrasonic detector
• ultrasonic developing-out unit
• ultrasonic diagnosis
• ultrasonic diagnositics
• ultrasonic diagnostic apparatus

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