By slotting radially in the endcaps, more electrical energy was transmitted to output mechanical energy, and the properties of cymbal was improved.

• 该压电复合换能器通过对钹形金属片沿径向切槽以释放金属片中的环向应力的方法，使压电片的机电转换能量能够充分发挥出来，以提高换能器工作性能。