This paper introduced the characteristics and physical performance index of water-swelling water-proofing gel,described the construc-tion technology,special parts construction key points and matters needing attention in construction process of water-swelling water-proofing gel, provided theory basis for its application in practical engineering.%介绍了遇水膨胀止水胶的特性及物理性能指标,阐述了遇水膨胀止水胶的施工工艺,特殊部位施工要点及在施工过程中的注意事项,为其在实际工程中的应用提供了理论依据。
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