1) loose-rock excavation
松石开挖
3) Rock excavation
石方开挖
1.
In this paper,construction technologies for rock excavation in Xiushan are introduced,such as deep loosening blasting and smooth blasting,detonation propagation out of blast-hole and millisecond blasting in the blast-hole,so as to supply eligible filler for roadbed construction and achieve good smooth blasting.
在秀山石方开挖中,采用深孔松动爆破及光面爆破,孔外传爆,孔内微差的施工工艺,为路基施工提供合格的填料,光面爆破质量优良。
4) solid-rock excavation
坚石开挖
5) soft rock excavation
软石开挖
补充资料:松石
1.松与石。 2.借指山林。 3.松的化石。 4.宝石。呈绿色,又称绿松石。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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