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本文介绍了适用于现场测定道床固有振动频率的DZ-1型谱分析仪,还介绍了一种检测道床状态的新方法。采用固有振动频率如何判断道床质量,本文提出了建议值。
This paper introduces a DZ-1 spectrum analyzer that is suitable for on-site measurement of the natural vibration frequency of the ballast bed. A new method to detect the ballast bed status is also introduced. How to judge the quality of ballast bed by the natural vibration frequency, this paper puts forward the recommended value.