waterinfusion blasting
... water infusion blasting 水封爆破 Water pressure blasting 水压爆破 water hole blasting 水孔爆破 ...
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长孔水封爆破采煤法 [矿业] long-hole infusion coal mining method
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本文计及水在高速运动时与壁面的摩擦阻力，建立了水封爆破水塞运动的物理模型。
Considering the friction of borehole wall against water moving with high speed, a physical model of water stemming movement in water blasting is set up in this paper.
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