... 膨胀珍珠岩 expanded perlite 膨胀珍珠岩制品 expanded perlite product 膨胀政策 reflation policy ...
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Its modified product is made by coating organic silicon on the surface of expanded perlite to form hydrophobic structures.
其中加强型产品是在膨胀珍珠岩表面喷涂有机硅，形成憎水结构。
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