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| 1 | General Plan of Measures for Shinkansen Railway Noise Abatement and Prevention of Vibration Hazards | 新幹線鉄道騒音・振動対策処理要鋼［国鉄］ | |||
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| 1 | General Plan of Measures for Shinkansen Railway Noise Abatement and Prevention of Vibration Hazards | 新幹線鉄道騒音・振動対策処理要鋼［国鉄］ | |||