本文的目的就是对壁板的热颤振特性进行系统深入的分析和研究，为高速飞行器的壁板结构的防颤振设计和壁板颤振抑制的研究建立理论基础。

The aim of this thesis is to analyze the panel flutter mechanism and establish a mechanical model for panel flutter analysis and this work is the basis of panel flutter control studies.

youdao

在现场试验基础上，研究沉管干振挤密抗拔防浮碎石桩在拉压循环荷载和拉拔循环荷载下单桩及其抗拔钢筋的性状。

Based on the in-situ tests, the behaviors of single diving dry-vibrated compacted and anti-pull stone column with steel bars are studied during the compression-uplift cyclic loading.

youdao