blasthole

基本解釋

Blasthole logging and supervision of blasthole sampling.
記錄炮眼數(shù)據(jù)，并監(jiān)督炮眼采樣工作。
Blasthole deflection is an severe adverse factor when mining is carried out using large diameter long hole blasting .
在大直徑深孔采礦中 ,炮孔偏斜是非常不利的因素。
Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...
采用間隔裝藥孔內同段孔間微差側向擠壓崩礦爆破方案，達到了理想的崩礦效果。
The technology problems of blasthole depth,cutting blasting,smooth wall blasting,and directional blasting is discussed.
論述了掏槽爆破理論與技術的發(fā)展現(xiàn)狀,提出平巷直眼掏槽爆破新方法。
The paper sets up deep blasthole blasting parameters according to the theory of blasting, which is proved effective in practice.
本文從爆炸作用原理出發(fā),建立了立井深孔爆破參數(shù),經實踐證明效果良好。