Through using the self-designed loadingdevice, the permeability of coating concrete chloride ion with concrete protective coating and different brush coating times has been researched in this paper.
本文利用自行设计的加载设备对混凝土保护涂层及涂层涂刷次数等不同情况下的氯离子渗透性进行了研究。
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In this paper, the variation of microstructure and the complete process of grain slide during loading of the coral sand are observed with the optical microscope and the self-developed loadingdevice.