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我矿一台134kw推土机在操作过程中,不填将缸体外壁损坏,缸体一侧击穿一个120mm×140mm的孔洞(见图).材质为灰铸铁.经采用低碳钢板镶块冷焊修复,为矿山节约近万元资金.
I mine a 134kw bulldozer during operation, do not fill the cylinder wall damage, the cylinder side of the breakdown of a 120mm × 140mm hole (see photo.) Made of gray cast iron. Adopt low-carbon steel plate cold welding Repair for the mine save nearly ten thousand yuan of funds.