“inner advance heading method”的概念、定义、翻译、参考文献-科学参考

单词	inner advance heading method
释义	inner advance heading method 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	underdeterminant underdeterminate system underdetermined underdetermined linear system underdetermined system underdetermined system of equations underdevelopment underdoped regime underdoping underdot underestimate algorithm underexposure underfitting underfloor air distribution underflow underflow tube under fly underfocus under-forest economy under fur underglaze blue underglaze dark blue glaze underglaze dark blue glazed underglaze decoration underglaze red

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。