1) the numbers of shot hole detonated one time
一次起爆炮眼数量
1.
In the working face,reasonable blast technology and shot hole arrangement can raise recovery ratio and economics benefit obviously;determining reasonably the numbers of shot hole detonated one time can not only ease blaster's labor intensity,but also can carry out production safely and efficiently.
在炮采工作面中,合理的爆破工艺及炮眼布置可明显提高块煤率,提高效益;合理确定一次起爆炮眼数量既可减轻放炮工的劳动强度,又可实现安全、高效生产。
2) pop hole
二次爆破炮眼
3) premature burning
炮眼内炸药的过早起爆
4) bootleg
[英]['bu:tleɡ] [美]['but'lɛg]
拒爆炮眼
5) hole firing
炮眼爆破
6) quantity of single-stage priming
一段起爆药量
1.
By controlling quantity of single-stage priming,selecting tiny difference time of detonation reasonably,adopting bottom air pillar blasting technique,etc.
山东镁矿通过控制一段起爆药量、合理选取起爆微差以及采取底部空气柱爆破技术等办法,在距离采场周边民用建筑物较近的情况下,有效地降低了深孔爆破地震效应对民用建筑物的损坏程度。
补充资料：炮眼
1.掩蔽工事的火炮射击口。 2.爆破前在岩石上凿的孔，用来装炸药。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条