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目前，保护层的开裂问题是制约粉状防水材料推广应用的最大障碍。本文在大量调查研究的基础上提出了一系列针对性措施，有一定使用及参考价值。
At present, the cracking of the protective layer is the biggest obstacle restricting the popularization and application of the powder waterproof material. Based on a large number of investigations and studies, this article puts forward a series of targeted measures, which are of certain use and reference value.