羊脚碾 meaning in Chinese

sheepfoot roller
tamping roller
taper-foot roller

It is shown that the bruises of geogrid are decreased if sheep - foot roller is used when lay - down thickness deeper than 30cm . the deformation of geogrid mainly comes of construction . the infiltration of rainwater is disadvantage for the stabilization of geogrid reinforced embankment
研究表明：在填土虚铺厚度大于30cm的情况下，采用羊脚碾压路机碾压能有效减小土工格栅的损伤；实际工程中土工格栅的变形主要来源于施工的影响；雨水的入渗对土工格栅加筋路堤的稳定性极为不利；水泥土是经济合理的坡面防护措施。