rock bolt meaning in English
地脚螺栓
石栓；岩层锚杆
石栓；岩石锚杆
岩石锚固螺栓
岩栓
Examples
- Standard test method for rock bolt anchor pull test
石栓锚定拉力试验的标准试验方法 - Rock bolts for mining and tunnelling ; terms
采矿和坑道掘进工程用锚杆.术语 - Technical code for shotcrete rock bolts shore
锚杆喷射混凝土支护技术规范 - Rock bolting support technology for loose coal seam
松散煤层锚杆支护技术 - Standard specification for roof and rock bolts and accessories
屋顶和石栓及附件的标准规范