短語詞組短語ultrasonic c drilling 超聲鑽孔ultrasonic revolving drilling 超聲鏇轉(zhuǎn)鑽ultrasonic vibration drilling and grinding 超聲振動(dòng)鑽磨ultrasonic drilling detail 超聲波鑽孔ultrasonic drilling machine 超聲波打孔機(jī)牀;超聲波鑽牀Rotary Ultrasonic Drilling 鏇轉(zhuǎn)超聲鑽削 返回 ultrasonic drill