“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	agricultural machinery cooperatives agricultural machinery cross-operation agricultural machinery extension agricultural machinery in modern times agricultural machinery performance test agricultural machinery product quality standards agricultural machinery purchase subsidy policy agricultural machinery technical maintenance agricultural management agricultural management organization form agricultural management scale policy agricultural materials service station agricultural mechanization agricultural microbiology agricultural microclimate agricultural mobile Internet agricultural model agricultural natural resources protection policy agricultural non-point source pollution agricultural operation organization agricultural park agricultural phenology agricultural policy finance agricultural policy implementation models agricultural policy instrument

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。