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挪威国家铁路 ( NSB)正计划在其 5台机车上安装经过革新的降噪装置 ,以降低司机室内的噪声。下一步将用奥斯陆 Silence International公司研制的样机进行试验 ( Silence International公司由 NSB提供部分基金 )。试验要进行 4个月 ,在特隆赫姆和博德之间行驶的 Di4型内燃机车上
The Norwegian National Railways (NSB) is planning to install an innovative noise reduction device on its five locomotives to reduce cabin noise. The next step will be to test a prototype developed by Silence International in Oslo (Silence International, part of NSB). The test is to be carried out for 4 months on a Di4 diesel locomotive traveling between Trondheim and Bode