“deep penetrating sealer”的概念、定义、翻译、参考文献-科学参考

单词	deep penetrating sealer
释义	deep penetrating sealer Encyclopedia 工学土木工程修复材料释 deep penetrating sealer渗透结晶材料以碱金属硅酸盐或纳米二氧化硅等活性化学物质为基料，加入催化剂、助剂、溶剂或水泥、细砂等，用于混凝土表面，通过渗透、反应提高混凝土表层密实度和防水性的材料。
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