对高速液压夯实机（RHIC）的夯实效果进行试验研究，得到夯击次数与每层沉降量及压实度的关系曲线。
According to the experiment data of RHIC, it analyses the relationship between the impacting times, the value of settlement and the degree of compaction.
本机是高速公路、矿山道路、大型堤坝、重要港口及工业场地等工程中的基础压实的理想设备。
Also it can effect good compaction in cohesive material, There-fore the machine an ideal equipment for expressway. mining road, embankment, sea port and industrial sites.
就土石混合材料填筑路基压实度检测方法进行探讨，结合安新高速公路第三标段的施工检测实践，提出一种可靠实用的土石混合料压实度检测方法。
This paper discusses a few test methods of sand and stone roadbed compactness. A credible test method is put forward, combined with the practice of Anxin Expressway.
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