“露天转地下开采”的概念、定义、翻译、参考文献-科学参考

单词	露天转地下开采
释义	露天转地下开采 Encyclopedia 工学露天与地下联合开采释 transition from surface mining to underground mining露天转地下开采前期用露天采矿法开采矿床上部矿体，然后过渡到用地下采矿法开采矿床下部矿体的开采方式。
随便看	acquiring territory by conquest acquiring territory by prescription acquisition acquisitionaccuracy ratio acquisition-asmilation reinnovation acquisition camera acquisition duplicate checking acquisition equipment of electrical methods acquisition full ratio acquisition of digital evidence acquisition of electronic evidence acquisition of image and video acquisition of land acquisition system engineering acquisition time acquisition (uptake) of nutrients acquisitive prescription ACR Acrab A Crag Deposited with “Books” Acraman crater acratia acreage A Creation Epic of the Axi Yi People A Creation Epic of the Naxi People

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。