GBTXXXXX-XXXX客車車內雜訊限值及測量方法(徵求意見稿)

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1、ICS×××T中华人民共和国国家标准GB/T×××××—200×客车车内噪声限值及测量方法Limitandmeasurementmethodsofnoiseinsidebus（征求意见稿）××××-××-××发布××××-××-××实施中华人民共和国国家质量监督检验检疫总局发布中国国家标准化管理委员会发布GB/T×××××-200×目次前言..............................................................................II1范围.................

2、................................................................12规范性引用文件.......................................................................13术语.................................................................................14噪声限值....................................

3、.........................................15测量仪器.............................................................................25.1声学测量...........................................................................25.2转速、车速测量.....................................................

4、................25.3气象参数测量.......................................................................26测量条件.............................................................................26.1测量地点...........................................................................26.2气象条件

5、...........................................................................26.3背景噪声...........................................................................27道路条件.............................................................................28车辆条件........................

6、.....................................................28.1发动机和轮胎条件...................................................................28.2车辆的载荷.........................................................................38.3开口、窗户、辅助装置、可调节的座椅....................................

7、.............39测量方法.............................................................................39.1传声器位置.........................................................................39.2座位处的传声器位置(见附录A图B)....................................................39.3卧姿的传声器位置........

8、...........................................................39.4车辆运行条件..................................