self-drill grouted anchor bar的意思|示意
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自钻注浆锚杆
self-drill grouted anchor bar的网络常见释义
自钻式注浆锚杆 Self-locking nutssinglelug anchor sealing 气密单耳托板自锁螺母 self-drill grouted anchor bar 自钻式注浆锚杆 Self-locking nuts anchor floatingGang channel 成组游动托板自锁螺母 ..