“pilot-heading excavating method”的概念、定义、翻译、参考文献-科学参考

单词	pilot-heading excavating method
释义	pilot-heading excavating method Encyclopedia 工学硐室掘进释 pilot-heading excavating method导硐掘进法硐室岩层不够稳定时，采用先掘进小断面导硐，然后逐次扩大并砌碹的施工方法。
随便看	asymptotic model asymptotic negligibility asymptotic net asymptotic normal distribution asymptotic normal estimate asymptotic normality asymptotic notation asymptotic optimality asymptotic orbit asymptotic order asymptotic parameter asymptotic path asymptotic period asymptotic perturbation theory asymptotic phi-density asymptotic plane asymptotic point asymptotic polygon asymptotic power series asymptotic property asymptotic quantum number asymptotic rate asymptotic rate of convergence asymptotic ratio set asymptotic relation

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。