opencast explosive是什么意思

用法例句

Road dust formation and suppression in an open pit;

露天矿公路扬尘机理及抑尘

Safety management jobs of refuse dump in open pit mine at Jianshui Manganese Mine are introduced from the aspects of mine mining, mine situation, choice place of refuse dump, expecting social and economic benefits etc.

文章从矿山开采简介,矿山现状、排土场的选址、预期社会效益与环境效益等方面介绍了云南建水锰矿露天矿山排土场的安全管理工

Analysis of factors influencing open-pit mine productivity;

影响露天矿生产能力的因素分析

Application of millisecond blasting technology in Lanping open-pit mine;

微差爆破技术在兰坪露天矿的应用

Methods of object-oriented and center structure of truck optimized dispatch in open-pit mine;

露天矿卡车调度系统结构及面向对象实现方法