coal blasting信息详情
爆破采煤
blasting───v.爆炸(blast的ing形式);n.爆炸;破坏;由爆破而产生的碎石块;枯萎
coal───n.煤;(尤指燃烧着的)煤块;木炭;v.供煤;采煤,提炼煤;把……烧成炭;加煤
blasting fuse───起爆引线; 导火线;导爆线;导火线
blasting cap───起爆雷管;雷管,火雷管;爆破雷管
abrasive blasting───(磨料)喷砂法,喷砂;(磨料)喷砂法;[机]喷砂
blasting rocks───爆破岩石
blasting charge───轰裂药;爆破装药
blasting caps───鼓风盖
blasting party───爆破队
Abstract: with the mine production mechanization degree unceasing enhancement, as a traditional method of coal blasting fall coal mining machinery has gradually be replaced.───摘要:随着煤矿生产机械化程度的不断提高,作为传统采煤方法的爆破落煤已逐渐被机械采煤所代替。
Mountaintop mining involves a highly destructive practice of blasting through hundreds of feet of mountaintop to get at thin but valuable seams of coal───山顶采矿包括炸毁数十米山顶,获取稀薄而珍贵煤层的行动,具有极高的破坏性。
tunnels are filled with exhaust emissions, coal dust and the roar of blasting.───隧道里充满着排出的废气、煤尘和爆破声。
Millisecond blasting technology applied to improve lump coal rate of coal blasting mining face───微差爆破提高炮采工作面块煤率的技术
Influencing factors and improving methods for recovery ratio of sub-level caving coal blasting mining───炮采放顶煤回采率影响因素与提高方法
Test on blasting parameter optimization of coal blasting mining face in thin seam with partings───含煤矸石薄煤层炮采面爆破参数的优化试验
Calculation of blasting borehole numbers for one blasting in coal blasting mining face───炮采工作面一次起爆炮眼数量的计算
Rational Millisecond Time Setting for Coal Blasting Mining───爆破采煤合理微差时间确定
The Application of Combined Suspension Frame Top-coal Blasting and Mining Technique in Gushuyuan Coal Mine───组合悬移支架炮采放顶煤工艺在古书院矿的应用
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