It points out that in tunnel, the lateral vibration acceleration of the car body can reduce by about 30%.
指出在隧道内，车体的横向振动加速度可减少30%左右。
The values of the lateral and vertical vibration acceleration of PCT beam are all under the safety limits regulated by Code for Rating Railway Bridges.
PCT梁的横、竖向振动加速度值都不大，均在《铁路桥梁检定规范》规定的限值以内；
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