白水泥使用一个月就会变成黑缝，难看死了。
White cement use a month will become a black seam, it was terrible.
通过正交试验，找到二灰碎石各种材料的用量比例，主要是二灰内比、碎石比例和级配、水泥掺量等与结构强度、横缝出现情况的关系。
The mixture ratios mainly including the proportion of Lime and Fly-ash, aggregate and grading collocation and the cement parameter are found out through orthogonal experiment.
希望本研究能够促进聚氨酯弹性嵌缝料在高等级水泥混凝土路面接缝工程中的应用。
We hope the achievement of this study can promote the application of this material at the high-level concrete pavement joint projects.
应用推荐