Methods of testing soils for engineering purposes, Method 5.4.3: Soil compaction and density tests - Compaction control test - Dry density ratio and moisture ratio using statistical selection of reference values
工程用土壤试验方法 方法5.4.3:土壤压实和密度试验-压实控制试验-使用参考值统计选择的干密度比和含水率