“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	bandelet transform band envelope band filter band filter, band-pass filter band gap band-gap energy band gap of semiconductor band gap problem band half-width Bandhavgarh National Park band head Bandiagara Cliff band index banding banding fertilization banding pattern banding type garment production line band insulator Bandipur National Park Bandi Stiro Bandit-suppression Commissioner Bandjarese band knife cutting machine band lamp band-limit coronagraph

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。