By means of measurement and analysis of noise near certain asphalt-spreader's driver's ear and near-field noise of main noise sources, the noise source whose contributions to noise near driver's ear was rather strong was identified.
By means of measurement and analysis of noise near certain asphalt-spreader's driver's ear and near-field noise of main noise sources, the noise source whose contributions to noise near driver's ear was rather strong was identified.
摘要通过对某沥青混凝土摊铺机各主要声源的近场声和驾驶员耳旁噪声进行测试分析，识别出对驾驶员耳旁噪声贡献较大的噪声源。