1. The rammer material, in for near does not write.

2. This heavy end of the rammer is too heavy. You'd better change to a lighter one.

3. The working parameters of hydraulic rammer are observed through changed pressure.

4. Because of rammer one time machine, has not wanted again.

5. This paper presents the construction method of pneumatic rammer piling.

6. The working principle of UH - 3000 hydraulic rammer is detailed with the testing results of its process.

7. Be careful when using a stone rammer to ram the ground. Don't hit people.

8. The defect of conventional method construction of model and analysis of vibration - impact rammer was analyzed firstly.

9. The paper introduces the research and development of pneumatic pipe - rammer principle and design principle of program.

9. try its best to collect and create good sentences.

10. Machine preparation: loading machine, tip lorry, 8T road roller, frog rammer, plate-type concrete vibrator, insertion-type concrete vibrator, sewage pump.

11. The research results provide theoretical guides for design of adjustable hydraulic rammer.