cost-reducing英'kɒstrɪdj'uːsɪŋ美'kɒstrɪdj'uːsɪŋCOCA¹⁹⁸⁷⁸⁸BNC¹⁴⁴⁶⁶⁴⁺³ 基本例句 降低成本¹⁰⁰ The concepts of front vertex set and arcs with cost-reducing potential are introduced, which decrease the times of iterations and the computation quantity of each time. 文中提出了前沿节点和含潜弧的概念,并利用这些概念减少了最短路算法的迭代次数和每次迭代的计算量。 dictall