蛙式夯又称蛤蟆夯,是近年来代替人力夯土最有效的小型施工机械,目前常见的几种蛙式夯性能比较见表1。这种机械适用的条件和范围非常广泛,只要是属于回填的一般土质都可应用。大至近千平方米,小至1米左右宽的基坑、沟槽,均适用。又如单独柱基、民用建筑的房心、工业厂房的地坪都可使用蛙式夯,并且能完全保证质量。在缺乏压路机、羊足辗等 The frog-type frog, also known as frog, is the most effective small-scale construction machine that has replaced human rammed earth in recent years. The performance of several commonly known frog frogs is shown in Table 1. The conditions and scope of application of this kind of machine are very wide, and it can be applied as long as it belongs to the general soil of backfill. As large as nearly 1,000 square meters, as small as 1 meters wide pit, trench, are applicable. Another example is the use of frog-type crickets for individual plinths, houses in civil buildings, floors for industrial plants, and full quality assurance. In the absence of road rollers, sheep’s foot, etc.