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本文介绍地铁管片灌浆孔塑料套管的产品特点并结合广州地区的施工实际应用情况,对所出现问题进行探析,提出一些预防措施及新的抗拔试验方法。
In this paper, the characteristics of plastic casing of grouting holes in subway pipelines are introduced. Based on the practical application of construction in Guangzhou, the problems are analyzed and some preventive measures and new methods of anti-pullout test are put forward.