GB/T 22157-2018声学测量道路车辆和轮胎噪声的试验车道技术规范国家标准
英文:Acoustics—Specification of test tracks for measuring noise emitted by road vehicles and their tyres GB/T 22157-2018介绍...
英文:Acoustics—Specification of test tracks for measuring noise emitted by road vehicles and their tyres GB/T 22157-2018介绍...