使用初应力法对非线性方程组进行迭代计算，避免了组装和分解总体刚度矩阵的繁杂而庞大的运算。
To cut down great calculation of assembling and disassembling of stiffness matrix in the nonlinear procedure, the initial stress method is introduced to resolve the nonlinear equations.
美媒报道称，据2016年7月底8月初的照片则显示，位于上海的造船厂已经开始对舰体进行组装。
According to U. S. media, the photo released in late July and early August 2016 indicated that the vessel body was being assembled at a Shanghai-based shipyard.
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