Updated co-moving coordinate finite element based S-R decomposition theorem is convenient to track deformations of points in the deformed configures, to assure the mass equilibrium of element.
基于s - R分解原理的更新拖带坐标有限元法分析这类构件，有利于跟踪变形物体中各点的变化，保证单元的质量守恒。
Update co-moving coordinate finite element based S-R decomposition theorem was used to calculate the reinforced concrete slabs under fire.
采用基于s - R分解原理的更新拖带坐标有限元法，对火灾下钢筋混凝土板进行了数值模拟。
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