基于弹性理论，对超长筒体结构中环向预应力的建立与分布进行了研究。
Based on the elastic theory, the establishment of super-long tubes of ring pre-stress was studied.
对安装有该减震器的高层框架-核心筒体结构体系的地震反应进行了理论分析。
Theoretical analysis of seismic responses to the frame-coretubestructural building equipped with absorbers are made.
本文对球磨机筒体的振动和声辐射进行了理论分析，然后结合边界元方法对筒体辐射声场进行了仿真分析。
After carrying out a theoretical analysis of vibration and sound radiation of mill cylinder, simulation for acoustic field has been preceded by boundary element method.
本文对球磨机筒体的振动和声辐射进行了理论分析，然后结合边界元方法对筒体辐射声场进行了仿真分析。
After carrying out a theoretical analysis of vibration and sound radiation of mill cylinder, simulation for acoustic field has been preceded by boundary element method.
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