露天矿运输 meaning in Chinese

open pit transportation

Estimation of large open pit haulage truck requirements
大型露天矿运输汽车需要量的估算
Discussion on the dust control of haul road at xinqiao open - pit mine
新桥露天矿运输公路粉尘治理探讨
The article reviews four kinds of optimization algorithm for transportation problem of open - pit , and presented the range of applications and defects of these algorithm each and puts forward some views such as establishing type storehouse of open - pit trans portation problems for rational rational of optimization algorithm of open - pit transportation problem
摘要综述了四种露天矿运输优化问题的方法，给出了它们各自的适用范围和不足之处，并提出了合理解决露天矿运输优化问题的建议，如建设露天矿运输问题库等。