摘要
对钢轨接头用防声材进行了改进,并在营业线上进行了试验,取得了钢轨附近降噪约3dB的目标效果。
The noise insulating materials for rail joints are improved and tested on the operation line.The target goal of noise reduction by about 3 dB near the rail is achieved.
出处
《国外铁道车辆》
2018年第1期17-23,共7页
Foreign Rolling Stock
关键词
钢轨接头
防声材
日本
rail joint
noise insulating material
Japan
