“露天矿深孔台阶爆破”的概念、定义、翻译、参考文献-科学参考

单词	露天矿深孔台阶爆破
释义	露天矿深孔台阶爆破 Encyclopedia 工学露天矿深孔台阶爆破释 deep hole bench blasting of open pit露天矿深孔台阶爆破炮孔直径大于50毫米、深度大于5米，工作面以台阶形式推进的露天矿爆破工艺。是应用最广的一种露天矿爆破方法。
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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。