The existence of the optimal solution of the optimal control model is studied.
讨论了最优控制模型最优解的存在性。
Therefore, optimizing weight retaining wall design to meet the global optimal solution becomes more important.
因此，对衡重式挡土墙的设计进行优化，得到满足各种条件的全局最优解，就显得比较重要。
The most optimal solution was not only safe but also the lowest cost.
既满足安全又使成本最低的方案才是最优化的方案。
The most optimal solution was not only safe but also the lowest cost.
既满足安全又使成本最低的方案才是最优化的方案。
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