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借助 XL 推进梁选配件,钻机可配备六根 8 米长的钻管,这意味着只需更换一次钻杆,即可钻出 16 米的孔,生产率由此得以提高。

 

机器的钻进时间延长,而装杆、卸杆、缩回钻管的时间减少,操作速度得到提升。 每个班次的钻孔数量增多。