婷婷综合久久一区二区三区,聊斋之鬼狐完整版未删减在线观看,国产精品69av,超碰97人人人人人蜜桃,国产有码,久久6视频,炙热电影未删减完整版磁力

CN
CN
    • JGM?-II High Strength Cementitious Grout without Shrinkage
    JGM?-II High Strength Cementitious Grout without Shrinkage Download

    1565847855109154QHpm.jpg

    JGM ? -II high-strength cementitious grout without shrinkage is an inorganic material, as well as a complicated mix of inorganic and organic materials. It possesses the characteristics of self-leveling, a high early stage strength, slight expansion, and good fatigue resistance, etc. It is particularly suitable grouting for nuclear power stations and other special equipment, grouting for large-seal equipment foundation, etc.