“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	microuniverse micro valve Microvariability and Oscillations of Stars telescope microvascular anastomosis micro veneer microvesicle microvillus microwave microwave absorbing inorganic materials microwave absorbing materials microwave absorption microwave absorption coatings microwave acoustics Microwave amplification by stimulated emission of radiation microwave amplification by stimulated emission of radiation microwave amplification by stimulated emission of radiation, maser microwave and radio frequency spectroscopy microwave anechoic chamber microwave antenna microwave application microwave applicator microwave assisted deposition microwave assisted extraction microwave-assisted extraction microwave-assisted leaching

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