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drilling blasting on floating platforms
expl.
水上作业平台钻孔爆破
采用这种方法进行岩石的钻爆作业,需要有专门的设备。一般使用活动平台,它靠能伸展到水底的立柱支撑在水面上。在平台上进行钻孔和装药作业。在平台上,正常情况下可装配几部冲击型钻机或回转型钻机,它们可以在4个方向上沿轨道移动,机动性能较高
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