The spline element analysis is applied in space domain and the state space precision method is used in time domain.
对空间域采用样条元计算，对时间域采用状态空间精细法。
This paper makes use of the different type of spline function in the same domain to make the displacement function of the semi-analytical spline element.
利用样条函数在同一区域上的变异，建立半解析样条元位移场函数。
This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.
本文利用变分有限元法、样条函数等，提出了薄壁箱梁结构分析的数值理论和方法。
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