“正洞超前导洞法”的概念、定义、翻译、参考文献-科学参考

单词	正洞超前导洞法
释义	正洞超前导洞法 Encyclopedia 工学正洞超前导坑法释 inner advance heading method正洞超前导洞法在隧道施工之前的正洞截面上的某个部位先行开挖一个断面较小的导洞以探明正洞前方地质情况，最后将导洞扩挖为隧道正洞的方法。
随便看	defects of continuous casting slab or billet defects of oil and gas pipeline body defects of wood due to biological damage defect space defect state defect subgroup defect subspace defect theorem defence Defence Horizon Defence Meteorological Satellite Program satellite Defence of Poetry defence reflex Defence Support Program defender defender duke defender-general of the state defender-in-chief defending facts Defending Yenan Defend Jalainur Defend Our Land defends seizes of military town defense defense command

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。