“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	sufficiently large 3-manifold sufficiently rapid convergence sufficiently rich space sufficiently small sufficient point estimation sufficient sigma-algebra sufficient statistic sufficient test sufficient topology suffix suffix tree suffix tree index suffocation Suffolk sheep suffosion suffragan bishop Sufu sufu Su Fuzhi Sugan Hu sugar Sugar Act sugar alcohols sugarapple sugarbeet bacterialleaf spot

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