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这个参数代表在一个荷载增量步中,迭代收敛所允许的最大迭代次数。
超过这个数值时,软件会自动减小当前荷载增量步的大小,并从最后未收敛的荷载增量步开始重新继续进行分析。当计算摆动或不收敛时,也会采取类似的措施。