The calculated results indicate that the reasonable value of the cement asphalt mortar stiffness is 1.0~ 1.5 GPa/ m and the large damping of the mortar layer can effectively reduce the vibration of the track slab.

  • 计算结果表明,合理的CA砂浆刚度为1.0~1.5GPa/m,尽量采用大阻尼的CA砂浆垫层将有利于降低轨道板的振动。

  • 互联网摘选 2025-01-19 23:39:10

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