“transition from surface mining to underground mining”的概念、定义、翻译、参考文献-科学参考

单词	transition from surface mining to underground mining
释义	transition from surface mining to underground mining 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	composite biopolymer materials composite blanking pulse composite boson composite bridge plug composite catalytic materials composite chain composite character composite chrominance pulse composite coating composite connection composite continuous casting composite control system composite curve composite damping materials composite decline of yield composite definition composite delamination composite design composite diagram method composite distribution composite divisor composite electrode composite equation composite event composite fermion

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。