Saving the mixing and solidifying time, the new type of mechanical anchoring bolt can greatly improve the construction speed of roadway of fully mechanized working face.
英
美
- 同树脂锚杆相比,新型机械锚杆节省了安装、搅拌树脂和等待树脂凝固时间,大大提高了综采工作面巷道施工速度。