在有残损冷漆标线的路面进行划线施工时,首先用清除机将残损的标线清除干净.该机使用发动机带动硬质合金制成的打磨头高速运转,将残损标线清楚干净,不损坏路面,提高标线粘接强度. When the road surface with the damaged cold paint marking rules to construct , remove the damaged marking clean with the removing machine at first. The ones that used the engine to drive the hard alloy to make in this chance polished the head and turned round at a high speed, know the damaged marking clean, does not damage the road surface , improve the intensity of marking sticking .