“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	Greek People’s Liberation Army Greek private international law Greek problem Greeks Greek Sovereign Debt Crisis Greek sports Greek War of Independence Green green green acquisition regulations system green administration green advertisement green agriculture green algae green and low-carbonization of civil engineering green and safety feed green and sustainable remediation green area for environmental protection Green assessment system Greenback Movement Green Bank Telescope green barriers green barrier to trade green batted silk green beans sheller

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。