爆破落矿 ore break down by blasting ; ore break by blasting
机械落矿 meehanieal ore breaking ; machine breaking
回采落矿 extraction ore breaking
漂落矿石 shode stone ; shoad stone
落矿筑堆 broken-ore heap
崩落矿体 caved orebody
崩落矿石形态 caved ore form
斜面蹬碴落矿 Blasted ore-formed inclined platform caving
大量落矿采矿法 mass caving method
降低深孔爆破落矿大块率是矿山凿岩中的一个重要课题。
To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine.
介绍了束状孔落矿工艺中采用爆破相似理论，试验的爆破参数和工艺。
The blasting similarity theory, blasting parameters and technology applied in mining ores by bunch hole are introduced.
研究指出：在放矿过程中，将崩落矿岩接触带视为一理想界面是不正确的。
It shows that the contact face between ore and waste as a ideal interface is incorrect during drawing.
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