“secondary recovery of cave area”的概念、定义、翻译、参考文献-科学参考

单词	secondary recovery of cave area
释义	secondary recovery of cave area Encyclopedia 工学二次资源开采释 secondary recovery of cave area崩落区二次开采在一次开采时采用崩落法开采形成的崩落区内进行的二次开采作业。
随便看	area of low pest or disease prevalence area of registered permanent residence area of visibility area opaca area operator and area spectrum area pellucida area photometer area photometry area-preserving area-preserving map area preserving mapping area-preserving mapping area-preserving transformation area principle area ratio area rule area sampling areas for regeneration area signal coordinated control areas of social work practice area source of water pollution area source pollution control system area spectroscopy area symbol area symbol design

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