午夜精品在线观看视频,久久丝袜视频,avav毛片,草莓视频毛片,青青草久草在线视频,波多野结衣中文字幕一区二区三区,99热热

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.