“两步骤回采”的概念、定义、翻译、参考文献-科学参考

单词	两步骤回采
释义	两步骤回采 Encyclopedia 工学回采工艺释 two step mining两步骤回采在回采过程中，将采区或矿块划分为矿房和矿柱，第一步骤回采矿房，第二步骤回采矿柱的回采方式。
随便看	covering of a surface covering of a topological space covering of finite order covering of finite type covering of Vitali covering path covering point covering polyhedron covering problem covering projection covering property covering radius covering Riemann surface covering set covering sheet covering space covering structure covering surface covering system of congruences covering theorem covering transformation covering transformation group cover of a graph cover or glue sand fixation cover plant

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