blasting drift 中文意思是什麼
blasting drift
解釋
爆破平巷-
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 -
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 -
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 -
Application of controlled blasting in drivage of coal - rock drift
在半煤巖巷道掘進中的應用 -
Study on the controlled perimeter blasting for drift in soft rock
軟巖巷道周邊控制爆破的研究 -
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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