久草视频免费播放,性香港xxxxx免费视频播放,九色婷婷,色蜜桃蜜桃在线影院,国产麻豆精品手机在线观看,日韩欧美在线播放,26uuu另类亚洲欧美日本一

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.