“地下转露天开采”的概念、定义、翻译、参考文献-科学参考

单词	地下转露天开采
释义	地下转露天开采 Encyclopedia 工学露天与地下联合开采释 transition from underground mining to surface mining地下转露天开采前期用地下开采矿床下部矿体，后期过渡到用露天开采矿床上部矿体的开采方式。
随便看	local universe local unstable manifold local unstable set local value local variable local variation local variety of grassplant local ventilation local versal deformation local version local vertical local viewpoint local wealthy family local weight Locarno Locarno International Film Festival locate channeling by acoustic amplitude logging locate channelling locate channelling by packer locate thief zone locating location location advantage location-allocation analysis location-allocation model

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。