In order to solve the problem of anti-abrasion and anti-seepage of concrete scroll case in Nierji Hydraulic Project,the technology is applied into this project.

• 为了解决尼尔基水利枢纽工程混凝土蜗壳防渗及抗冲磨问题,首次大规模应用了喷涂聚脲弹性体技术。