中山市某七层住宅楼采用振冲碎石柱复合地基，由于地基处理施工质量较差，导致住宅楼主体工程刚完工便产生较大不均匀沉降，经采用微型桩补强加固后，效果很好。 A seven-story residential building in Zhongshan City uses a vibrated stone pillar composite foundation. Due to the poor construction quality of the foundation treatment, the main building of the residential building has undergone a large uneven settlement, which is very effective after being reinforced with micro-piles. it is good.