“room-and-pillar mining with subsequent backfill”的概念、定义、翻译、参考文献-科学参考

单词	room-and-pillar mining with subsequent backfill
释义	room-and-pillar mining with subsequent backfill Encyclopedia 工学充填采矿法释 room-and-pillar mining with subsequent backfill房柱采矿嗣后充填法用房柱法进行矿石回采，并用充填料一次性充填采空区以支撑围岩，为间柱或周围采场的回采创造条件的采矿方法。
随便看	space-coupling spacecraft spacecraft ablative thermal protection spacecraft active attitude control system spacecraft assemble plant spacecraft assembly and integration spacecraft astronomy spacecraft attitude control spacecraft attitude control actuator spacecraft attitude control fly wheel spacecraft attitude control system spacecraft attitude determination spacecraft attitude maneuvering spacecraft autonomous control spacecraft autonomous navigation system spacecraft communication, telemetering, command and tracking system spacecraft control system spacecraft design spacecraft entry technique spacecraft formation flight control spacecraft launch spacecraft launching site spacecraft magnetic test spacecraft manufacturing spacecraft material

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