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rock bolt
archit. 地脚螺栓
el. 岩石锚固螺栓
eng.geol. 岩层锚杆; 岩栓; 岩層錨桿; 岩石錨栓
hydroel.st. 岩锚栓
tech. 锚杆; 岩石锚杆; 岩层锚栓; 炸药爆破锚固锚杆法; 杆栓
rock bolt: 62 phrases in 5 subjects
Electronics3
Engineering geology7
Hydroelectric power stations4
Rail transport15
Technology33