自进式中空锚杆
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self drilling bolt 自钻式锚杆
self - drilling bolt 自钻式锚杆
self-drilling anchor bolt 自钻式锚杆
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Application of Self-boring is a new-type anchor, drilling, installation, bolt grouting andanchoringfor one, is mainly used for anchorage of rock bolting faults.
自进式锚杆是一种新型锚杆,集钻孔、锚杆安装、注浆、锚固为一体,主要用于断层破碎带岩体的支护。
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