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该文主要介绍德国在应用双向土工格栅作为加筋材料加固由采矿或暗蚀造成的路基孔洞塌陷的相关试验方法和结论,可为我国安全经济地应用土工合成材料加固直径较小的路基塌陷孔洞提供参考。
This paper mainly introduces the relevant test methods and conclusions of German application of bi-directional geogrid as reinforced material to reinforce subgrade collapse caused by mining or dark erosion, which can be used for the safe and economical application of geosynthetics to reinforce subgrade collapse in China Hole for reference.