“underground service drilling hole”的概念、定义、翻译、参考文献-科学参考

单词	underground service drilling hole
释义	underground service drilling hole Encyclopedia 工学矿山井巷释 underground service drilling hole井下服务钻孔用于地下采矿的充填、排水、泄水、供水、供风或布置电缆等所需的钻孔。
随便看	flat-roof mirror flat rotation curve flat scheme Flat Screen Printing Press flat set flat sheaf flat smooth function flat sour spoilage flat space flat space theorem flat spacetime flat spectrum flat spectrum radio quasar flat spectrum source flat spiral feed flat spiral spring flat spring flat-stab buttress bam flatstem milkvetch seed flat storehouse flat structure flat submanifold flat surface flat surface screen printing flattener

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