In this paper, piezo actuator as an oscillating source, the author conducted experiments by the ordinary vertical NC fraise in - stalled with additional spindle.
本文介绍用压电激励器作振源，在安装了附加主轴的普通立式数控铣床上进行实验的结果。
Ring-Mounting machine is mainly used for mounting the reference-positioning ring to the tool and removing the ring from it on numerical controlled drill, fraise machine for etched circuit card.
装圈机主要用于印制电路板数控钻床，铣床加工刀具装上，卸下基准定位环只用。
Ring-Mounting machine is mainly used for mounting the reference-positioning ring to the tool and removing the ring from it on numerical controlled drill, fraise machine for etched circuit card.
装圈机主要用于印制电路板数控钻床，铣床加工刀具装上，卸下基准定位环只用。
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