blasting drift 中文意思是什麼

blasting drift 解釋
爆破平巷
  • blasting : 爆破工程
  • drift : n 1 漂亮;(潮流的)推進力。2 漂流物;吹積物;堆積物;【地質學;地理學】冰磧,漂礫。3 傾向,趨勢...
  1. Effect and gme of lenshan mine stope key out blasting on waste drift repass

    采場開溝爆破對廢石平硐溜井的影響及對策
  2. Technique of blasting vibration reduction for drift - repass in lanjian iron ore

    蘭尖鐵礦保護平硐溜井的爆破減震技術措施
  3. Adopting the rhombus cut and the mid - deep - hole smooth blasting technology to realize fast heading in rock drift

    採用直眼菱形掏糟中深孔爆破技術實現巖巷快速掘進
  4. Application of controlled blasting in drivage of coal - rock drift

    在半煤巖巷道掘進中的應用
  5. Study on the controlled perimeter blasting for drift in soft rock

    軟巖巷道周邊控制爆破的研究
  6. Application of smooth wall blasting technique in unstable developing drift

    光面爆破技術在不穩固采準巷道中的應用
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