97久色|消失的爱人电影完整版未删减在线观看|aⅴ天堂网|福利视频区,堕落色戒完整版哪能看,甜蜜电影在线观看完整版,亚洲激情五月婷婷

CN
CN
  • KLJ?-Ⅳ Permeable Crystalline Waterproofer
    KLJ?-Ⅳ Permeable Crystalline Waterproofer Download

    1565847694605466CM7k.jpg

    KLJ ? -IV is a concrete admixture possessing a fantastic Capillary Crystalline Waterproofing function. The admixture is blended into the concrete mixture during the batching process in order to waterproof and protect concrete right from the beginning. It can perforate the cement paste and concrete capillary pores, forming crystalline or gelatinous substances which fill the capillary pores and in doing so reduce concrete permeability. Capillary Crystalline Waterproofing Agent is widely utilized in tunnel and subway systems, hydropower stations, reservoirs, underground vaults and pre-cast components.