作废 QC/T 57-1993
汽车匀速行驶 车内噪声测量方法 汽车匀速行驶 车内噪声测量方法
发布日期:1993-04-22
实施日期:1993-06-01
分类信息
标准简介

本标准规定了汽车匀速行胶车内噪声的测量方法。本标准适用于M、N类汽车

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最后更新时间 2025-08-29