“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	fibroblast fibroblast growth factor fibrocyte fibro-elastic fibroglia fibroglycan fibrograph fibroin fibrolaryngoscopic surgery fibroma fibromodulin fibromyalgia syndrome fibronectin fibrosa fibrosarcoma fibrosis fibrosity fibrous astrocyte fibrous connective tissue fibrous crystal fibrous insulation materials made by using tailings as major raw materials fibrous layer fibrous membrane fibrous nebula fibrous pericardium

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