混凝土基层上表面薄弱在外力的带动下，薄弱的部分脱落基层，导致混凝土的细骨料组成砂的流失，使面层失去光泽，长期不治理的话还会出现大面积的面层缺损、及严重的露骨料等现象。
文章根据实践经验分析水泥地面起砂的原因，并提出防治措施。
According to the practical experience of the author, the thesis analyzes dusting causes of the cement floor, as well as puts forward the preventing measures.
阐述了水泥砂浆地面起砂的处理方法及粘贴地面砖空鼓的处理方法。
This paper expounds the methods for treating the ground dusting of cement mortar and the methods for treating the hollowing in pasting floor tile.
施工后解决了楼面面层起砂开裂、缝隙渗漏问题，可提高厂房的使用寿命。
The construction solve the problems such as building surface dusting and cracking, opening leakage, thus raising the lifespan of the workshop.
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