“trackless drift”的概念、定义、翻译、参考文献-科学参考

单词	trackless drift
释义	trackless drift Encyclopedia 工学平巷释 trackless drift无轨巷道地下矿山中主要运行无轨自行设备的巷道。
随便看	R&D capital stock R&D cooperation RDE r-degree R&D expenditure RDF RDF query language R&D full-time equivalent staff RDF查询语言 RDI r-dimensional flag r-dimensional homology group R&D internationalization R&D joint venture RDMA rDNA R&D of biosafety and biosecurity R&D outsourcing RDP R&D resource census RDS RDT R. duP. Descartes R. duP. Descartes (1596—1650) RDV

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