Broken rock element

Broken rock mass

bulking deformation of rock broken

confined broken rock

rock broken mechanism

size characteristic of broken rock

the supporting theory of broken rock zone

wall-broken

charging method of wall rock

Crane beam anchored on rock wall

crushing in the wall rock

displacement of wall rock

inclusion of wall rock

interlaid rock wall

Loose wall rock

rock wall crane girder

rock wall interface

safe rock wall thickness

separately blasting and stoping of ore and wall rock