“KFA”工作原理的技术性解释 How does it work-----UKFA is not a pore blocker. UKFA utilizes two techniques to improve concrete. UKFA physically alters the concrete and also acts on an ionic level.它是如何工作的------ “UKFA”不是孔隙阻隔剂。“UKFA”使用两种技术来改良水泥品质，即分别在物理和离子层面上对混凝土发生效用。