“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	complement of a submodule complement of a subset complement of a subspace complement of credibility complement receptor，CR complement-reducible graph complement relation complement set complement subgraph complement submodule complement subset complement subspace complement system complement theorem completability completable completable topological group completable topological space complete complete Abelian group complete Abelian variety complete absorption complete accumulation point complete active space perturbation theory of second order complete active space perturbation theory of second order (CASPT2)

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