The impact of raindrops on the loose soil tends to transfer fine clay particles into the tiniest soil spaces, sealing them and producing a surface that allows very little water penetration.
降水往往会把细小的粘土颗粒转移到土壤的最微小的空隙中，使这些空隙变得封闭，从而形成了一种几乎不允许任何水分渗透下来的表层土壤。
A sealing agent for building is developed by the waste clay recorved from the oil, the sealing agent for building has the advantages of wide use , low cost and…
该建筑密封剂具有成本低、使用方便及无污染等优点，实现了废白土的无害化处理。
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