AimTo simplify the axiomatical system of the pan-neighbourhood system and the net pan-convergence relation.

目的简化格化拓扑中泛邻元系公理系统和网泛敛关系公理系统。

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A simulated annealing algorithm for smartly structuring a neighbourhood system of the merge path and optimizing merge path assignment is used to solve the core problem of od assignment.

通过巧妙地构造合并径路邻域系，设计优化合并径路分配方案的模拟退火算法，解决铁路OD分配的核心问题。

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Conclusion After the axiomatical system of the pan-neighbourhood system and the net pan-convergence are simplified, a clearer demonstration and a more convenient appliance will be shown.

结论泛邻元系公理系统和网泛敛关系公理系统简化后，表述更清晰，应用更方便。

youdao

In 1996, Denver's public schools went back to the neighbourhood system for the first time in more than 20 years.

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GPS the global positioning system to select a neighbourhood at random within the town.

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