水磨石面层、分格条及交叉点处空裂的防治室内水磨石地面，是一种重要的装饰工程，其分格条，既防地面裂缝，也增加了美观。由于施工不当容易造成分格条及交叉点空裂。现将我的经验归为以下6项要点。1、严格材料使用质量，采用小八厘石粒时要认真过筛、清洗、晾干。未经过筛、 The prevention and treatment of the indoor terrazzo floor in the terrazzo face layer, sub-grid bars and intersections at the intersections is an important decoration project. Its sub-grid bars prevent both surface cracks and aesthetics. Due to improper construction, it is easy to cause cracks in grids and intersections. My experience is now classified into the following six points. 1. Strict material quality should be used. When using small pellets, it must be carefully sieved, washed and dried. Without sieving,