预选的 meaning in English

preselected

In this paper , in order to most low blasting total cost , through the instance of blasting programchoose , analysed the hierarchical structure relation of prepare select scheme and blastingtotal cost , the single one by applicationbasic principleof the analytic hierarchy process ( ahp ) so that choose the best program
摘要运用层次分析法( ahp )基本原理，以爆破总成本最低为目标，通过爆破方案选择实例，分析了预选的爆破方案与爆破总成本、各项分成本之间的层次结构关系，从而选出该次爆破的最优方案。