dumping hole 中文意思是什麼
dumping hole
解釋
卸料孔-
The acticle passes the actual working experience of drilling bole explore for open coal mine engineering geology explain simbly a few problems of the dumping site leave thing layer meet with drilling hole explore, probe detailed the treatise and the technique meathod to. solve these problems
摘要通過對露天煤礦排土場工程地質鉆孔勘探的實際工作經驗,簡要闡明了露天煤礦排土場排棄物層在鉆探過程中經常遇到的幾個問題,詳細論述了解決問題所應採取的技術方法與措施。
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