土夯

Using the result about colliding time in elastic collision theory and the impulse formula explained the relationship between improvement effect and hammer quality, hammer dimension, modulus of elasticity of soil.

运用弹性碰撞理论中关于碰撞时间的计算结果及强夯过程的冲量公式，解释了强夯加固效果与夯锤质量、夯锤尺寸以及土的弹性模量之间的关系。

The characteristics of co-operation of pile and soil, reinforce mechanism, failure mode and engineering characteristics of rammer carrier CFG pile composite foundation are also researched.

研究夯扩载体CFG桩复合地基的桩土共同作用特性、加固机理、破坏模式和工程性质。

Forth, the vibration characters of the foundation due to tamping are studied.

再其次，研究了夯击作用下地基的振动特性，得出了土粒的振动规律。

This paper,describes the RIC construction technology and its equipments,introduces construction process and compaction scheme,analyzes parameters of uncompacted fill soil and gravel-soil,compacted fill soil,and abutment backside soil,and reviews detection method.

文中阐述了RIC工法及其设备，介绍了RIC工法施工工艺流程及夯击方案，研究了RIC工法在松散填土和填石工程、补强夯实工程及结构物台背填土夯实工程施工中的施工技术参数控制，并综述了RIC工法的施工检测方法。

According to data analysis of scene compactor test,the high speed hydraulic compactor can effectively reinforce the soil backfilled the bridge platform,which can reduce the settlement and the bridge platform jump after opening to traffic.

同时通过现场夯击试验点的数据分析来看，通过高速液压机的夯实加强作用，桥台的回填土压实效果有明显改善，可以有力地避免通过车后桥头跳车现象的发生。

Burials were placed at the centre of the mound base, and the mounding soil was obtained locally. No ramp construction was observed.

墓葬大多位于土墩中心底部，土墩的封土基本上是就近取土堆筑，均无明显的夯筑迹象。

Compacting effect is caused in forming process of ramming expanded pile s.

夯扩桩在成桩过程中会产生挤土效应。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。