在制砖中产生的灾难性膨胀作用能被转化发展为膨胀粘土的生产,它可混合在混凝土中作为一种轻质集料。生产过程是粘土的球粒被填入温度大约在1200℃的熔炼内,这样在产生的内部气体逸出之前球粒的外层迅速地玻璃化。这样球粒可以膨胀到它原来大小的许多倍,并且这种海绵状内部结构致使它的比重特别低(0.3)。
Uhl生物滤池,Persson等人比较了颗粒活性炭填料和粉碎的膨胀粘土(expanded clay, EC)填料的生物滤池对2-MIB的去除效果。
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... sweet soil 非酸性土 swelling clay 膨胀粘土 swelling index of soil 土壤膨胀指数 ...
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遇水膨胀粘土 water-swelling clay ; water-expandable clay
轻质膨胀粘土骨料 light weight expanded clay aggregate
膨胀粘土和页岩 Expanded clay and shale
淡水膨胀粘土 freshwater-sensitive clay
低膨胀粘土 lowyieldclay
膨胀粘土和页石 expanded clay and shale
膨胀性粘土 expansive clay ; Swelling Clay ; swellable clay
粘土膨胀 clay expansion ; clayswell
粘土膨胀倍数 swelling ratio of clays
文中还讨论了压实的膨胀粘土结构对膨胀性的影响。
The paper also has a discussion on the influence of the soil fabric of compacted clay on swelling characteristics.
山西组成矿系列主要有煤,其次是膨胀粘土矿、菱铁矿。
The minerogenetic series of the Shanxi Formation mainly includes coal beds, followed by expanded clay and siderite.
研究结果为膨胀粘土堤坝边坡设计以及膨胀粘土地基加固、处理提供了重要的依据。
The research results provides important basis for the design of side slope of swelling clay embankment dam and the consolidation and treatment of swelling clay foundation.
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