Based on field test data, the finite element model for the analysis on the dynamics characteristic of underground gallery bridge is put forward.
结合现场实测资料，提出了地道桥动力特性分析的有限元模型。
Based on the CARMA model of single input and single output system, a control model of automotive road simulated test in the field of time is deduced and the solution of control data is analyzed.
从单输入单输出系统的CARMA模型出发，推导出以四轮汽车道路模拟试验台为被控系统的控制模型，并对控制量的求解进行了分析。
Based on the field investigation and test data, this thesis studies profoundly on the characteristic, the origin mechanism and the characteristic of distribution of loess hidden cavity.
本论文以大量的野外调研为基础，结合现场试验和室内试验数据，对黄土暗穴的特征、成因机制、分布规律进行了较深入地研究。
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