扼要阐述了弹性元件的特性及在振动夯实机械中的应用，较详细地介绍了弹性元件的设计方法及计算机辅助设计。
The characteristic of elastic element which is applied in vibration tamping mechanism is briefly stated, and the designing method of elastic element, as well as CAD is introduced.
本文设计了一种新的传热元件- - -弹性管束，它对管内外流体流动具有良好的振动响应特性。
A novel heat transfer element called elastic tube bundles has been designed which has excellent response characteristics of vibration induced by the flow.
扬声器的驱动元件是边缘固定的圆形PZT 双型弯曲振子，振动——辐射元件是圆锥形纸盆，这两部分之间采用弹性耦合。
The driving system of the speaker is constructed by a circular PZT bimorph, which is clamped on its boundary, An elastical coupling element is utilized between the bimorph and the speaker cone.
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