“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	representations of space representation space representation submodule representation tensor product representation theorem representation-theoretic method representation theory representation theory of groups representation type representation with continuous spectra-wave function representation with discrete spectra representation without multiplicity representation拉普拉斯-梅勒积分表示 representation莱维-辛钦典范表示 representative Representative Card of the First National Congress of the Soviet Union representative class Representative Concentration Path Scenario representative cone representative cuttings representative dialect location representative domain representative elementary volume representative ensemble representative function

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。