作废 TB/T 3051-2002
机车风笛声学性能技术要求及测量 机车风笛声学性能技术要求及测量 Technical specification and measurement of acoustical performance for locomotive whistle
发布日期:2002-05-17
实施日期:2002-12-01
分类信息
标准简介
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最后更新时间 2025-08-30