Objective To develop a new type of medical ultrasound debridement instrument and the amplitude bar.

目的：研制一种新型医用超声波清创机，根据超声波在清创运用的特点设计变幅杆。

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Objective To develop a new type of medical ultrasound debridement instrument and the amplitude bar.

目的：研制一种新型医用超声波清创机，根据超声波在清创运用的特点设计变幅杆。

youdao