表面构造深度 meaning in English

surface texture depth

The results of the tests of permeability , retain marshall stability , freeze - thaw split , fuel - resistance and texture depth showed that the agent used in this research reduced the level of damage due to moisture and fuel in asphalt mixtures , while with very little influence on the skid - resistance
渗水试验、浸水马歇尔试验、冻融劈裂试验、抗油性能试验以及表面构造深度试验的结果表明防水抗油剂能够极大地提高沥青混凝土的水稳定性和抗油污性能，同时不影响路面的抗滑性能。