rubble backfill的意思
rubble backfill中文翻譯:
毛石回填
雙語使用場景
In the paper, the mining technology of cemented fill stoping and backfill technology with rubble and concrete are presented, and their technical and economical indexes are briefly analyzed.───本文介紹該采礦法的回采方法與碎石混凝土充填工藝,并對其技術經濟指標作簡要分析。
英語使用場景