在有限元分析模型中引入了牛顿迭代法，以使每一时间步长的末端温度满足某一限制条件而平衡收敛。
Newton Raphson method was introduced into the FEM analysis model in order to ensure that the solution of each iterative step would converge by means of satisfying some restrictive condition.
所谓的“拓补优化”法采用复杂算法推想出最能满足一组结构限制的形状：它适合规定的空间；
"Topological optimisation", as the process is known, uses complex algorithms to conjure up a shape that best satisfies a set of structural constraints: it fits into a prescribed space;
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