Method of removing material from rock wall to improve cutting performance (Divisional request 201500627)

摘要

All these are aimed at removing materials from the rock wall to improve cutting performance, including moving a cutting edge to Trav Amp; EACUTE; removing a cutting edge from the rock wall to form the first crack on the rock wall; moving the cutting edge to Trav Amp; EACUTE; removing the R wall to improve cutting performance. Create a second groove on the rock wall. The second groove is separated from the first groove through a porch and ampere; Oacute; N uncut, porch and ampere; Oacute; N uncut, defining the base surface connected to the wall; and cut off a water sample at the bottom of the porch. Not cut; uncut.And to the porch and ampere, Wakat, n uncut, break the porch and ampere, Wakat, n uncut wall.