shotcrete-bolt support
- 网络喷锚支护；喷锚挡护
shotcrete-bolt supportshotcrete-bolt support
喷锚支护
喷锚挡护,shotcrete... ... ) ejector anchor 喷锚 ) shotcrete-bolt support 喷锚支护 ) composite ejector anchor 复合喷锚 ...
喷锚挡护
喷锚挡护,shotcrete... ... ) bolt*.spray and bolt*.cable 锚喷锚索 ) shotcrete-bolt support 喷锚挡护 ) spray anchoring 喷锚 ...