发现运动模式与颗粒床厚度及振动加速度有很强的依赖关系。
It is found that the motion modes strongly depend on the bed thickness and vibration acceleration.
数值分析表明，在设计AMTMD时应选用基于结构绝对加速度的完整反馈模式。
The numerical analysis indicates that it is preferable to employ the absolute acceleration complete-feedback mode in designing AMTMD.
数值分析表明，在设计ATMD时应选用基于结构绝对加速度的完整反馈模式。
The numerical analysis indicates that it is preferable to employ the complete-feedback mode based on absolute acceleration of structures in designing ATMD control.
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