stoping drift 中文意思是什麼
stoping drift
解釋
回採平巷-
Practice of pre - setting laneway in underhand drift cut - and - fill stoping
下向進路式膠結充填采礦法中巷道預留技術實踐 -
Optimization of drift stoping technology and parameters of crown pillar
中段礦柱進路回採工藝及參數優化 -
The application of the cemented filling technic in this mine has proven that it has such advantages as high concentration of slurry, low cost of filling and filling without dewatering, etc., so that it is special fit to underhand drift cut - and - fill stoping
礦山應用證明，該技術具有充填濃度高、充填成本低、充填體不需脫水等顯著優點，特別適合於下向進路膠結充填采礦法中應用。 -
Simulation and analysis are made for the various excavation schemes for the drift cut - and - fill stoping production in xiaotianjing mine district of heqing manganese ( group ) co. by 3 - d fem and the optimized excavation scheme has played a great role in assuring a safety mine production
應用三維有限單元法對鶴慶錳業集團公司小天井礦區上向進路分層乾式充填采礦過程進行了不同開挖方案的模擬分析，所優選的開挖方案對礦山安全生產起到較大作用，模擬結果與生產實際基本一致。 -
Analysis of influence factors on the convergence of stoping drift in sublevel caving method without bottom structure
無底柱分段崩落法回採巷道收斂的影響因素分析
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