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

针对一台液压夯管锤,通过改变其供油压力,考察了其工作参数的变化.

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

研究结果将为设计冲击能可调的液压夯管锤提供理论指导.

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

详细介绍了UH - 3000型油压夯管锤的工作原理及工艺性试验的内容.

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