... rotary transformer 旋改变压器 rotary ultrasonic machine 超声旋转加工机床 rotary vacuum pump 旋转真空泵 ...
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Ultrasonic rotary melting machine 超声波旋熔机
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A portable and rotary type ultrasonic drilling machine is developed and designed for drilling of carbon fibre composition components.
为碳纤维复合材料构件的钻孔，研制出一种便携式旋转超声钻。
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