Key parts including piezoelectric transducer and amplitude transformer with a cylindrical hole in the center, and flexural vibration disk are analyzed and calculated.
提出了珩磨杆、珩磨头体均不振动的设计思想，分析计算了中心有圆柱孔的压电换能器和变幅杆，以及弯曲振动圆盘等关键部分。
Key parts including piezoelectric transducer and amplitude transformer with a cylindrical hole in the center, and flexural vibration disk are analyzed and calculated.
提出了珩磨杆、珩磨头体均不振动的设计思想，分析计算了中心有圆柱孔的压电换能器和变幅杆，以及弯曲振动圆盘等关键部分。
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