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2023年唐山工业职业技术学院校园噪声测量实验报告.doc
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2023 唐山 工业 职业技术学院 校园 噪声 测量 实验 报告
第一个数据 上课 75.5 71.7 71.7 69.7 69.7 69.7 69.2 67.6 67.1 66.8 66.4 66.1 65.5 65.5 64.9 64.5 64.5 63.7 63.7 63.5 63.2 62.9 62.8 62.6 62.5 61.6 60.6 60.5 60.3 60.3 59.8 59.7 59.4 59.1 59 58.9 58.6 58.5 58.3 58.1 58.1 58.1 58 57.9 57.8 57.4 57.3 57.1 56.3 55.8 55.6 55.5 55.4 55.2 55 54.7 54.7 54.5 54.3 54.3 54.3 54 53.9 53.9 53.7 53.5 53.4 53.2 53.1 52.9 52.7 52.7 52.6 52.4 52.2 52.2 52 52 51.9 51.6 51.5 51.4 51.4 51.4 51.3 51.1 50.9 50.8 50.7 50.7 50.6 50.4 50.4 50.2 50.1 49.5 49.4 49.1 48.2 47.3 课间 73.5 72.6 72.4 69.6 68.7 68.6 68 67.9 67.6 67.4 67.1 66.1 66.1 65.9 65.3 65 64.7 64.4 63.5 63.4 63 62.6 62.5 62.4 62.3 62.1 62 61.3 61.1 60.5 60.4 60.3 60 59.8 59.7 59.6 59.5 59.5 59.4 59.2 59 59 58.8 58.7 58.6 57.9 57.9 57.9 57.8 57.6 57.3 57.3 57.1 57.1 56.7 56.6 56.6 56.5 56.4 56.3 56.2 56.2 56.2 56 55.9 55.7 55.2 55 54.9 54.8 54.8 54.7 54.5 54.4 54.3 54.2 54 54 54 53.9 53.9 53.8 53.8 53.7 53.4 53.4 53.4 53.2 53.2 52.8 52.7 51.9 51.7 51.6 51.5 51.4 51.4 51.1 50.7 50.4 课前 60.7 58.7 57.3 57.3 56.7 56.1 55.4 55.3 55.3 55.2 55.1 54.6 54.3 54.3 54.1 53.7 53.4 53.3 53.2 53.2 53.2 53.1 53.1 52.7 52.3 52.3 52.3 52.3 52.3 52.3 52.3 52.1 52.1 52.1 52.1 52.1 52.1 51.6 51.6 51.4 51.4 51.4 51.4 51.3 51.2 51.2 51.1 51.1 51 50.8 50.7 50.4 50.4 50.3 50.3 50.3 50.3 50.3 50.2 50.1 50.1 50 50 49.9 49.8 49.8 49.8 49.8 49.8 49.7 49.7 49.7 49.5 49.3 49.2 48.9 48.8 48.8 48.8 48.8 48.7 48.5 48.5 47.3 47.3 47.3 47.3 47.3 47.3 50.8 47.1 46.9 46.8 46.7 46.7 46.5 45.6 45.6 45.5 45.3 计算 73.8 66 64.6 62.5 62.5 61.3 59.1 58.7 58.4 57.9 56.7 55.9 55.7 55.6 54.3 54.1 54 53.3 53.1 53.1 53 52.9 52.9 52.7 52.6 52.4 52.3 52.2 52.1 52 51.9 51.6 51.4 51.3 51.2 51.1 51.1 51.1 50.6 50.6 50.6 50.5 50.4 50.4 50.3 50.3 50.2 50.1 50 50 49.9 49.9 49.9 49.9 49.8 49.8 49.8 49.7 49.7 49.6 49.6 49.5 49.5 49.4 49.3 49.3 49.2 49.2 49.1 49.1 49.1 49.1 49.1 49.1 49.1 49 49 49 48.9 48.8 48.8 48.8 48.8 48.7 48.7 48.7 48.7 48.7 48.6 48.5 48.4 48.3 48.2 48.1 48 47.9 47.8 47.7 47.3 47.1 第二个点数据 上课 课间 76.9 74.4 74.4 74.1 74.1 73.3 72.9 72.4 71.6 71.4 70.9 70.2 69.5 69.4 69 68.8 68.8 68.8 68.3 68.1 67.8 67.5 67.4 67.4 66.7 66.7 66.7 66.6 66.4 66.3 66.2 65.8 65.8 65.5 65.3 64.9 64.1 63.1 63 62.9 62.6 62.5 62.5 62.3 62.3 62 62 62 61.7 61.7 61.6 61.5 61.3 61.3 61.2 61.2 61 60.9 60.9 60.6 60.5 60.4 60.3 60.3 60.2 60.2 60.1 59.9 59.2 59.2 59.1 59 59 58.5 58.4 58.3 58.3 58.1 58 57.9 57.7 57.7 57.5 57.4 57.2 57.2 56.9 56.9 56.7 56.4 55.9 55.8 55.7 55.4 55.3 55.2 55.1 54.4 54.3 53.5 课前 66.1 61.8 61.4 61.4 61.3 58.9 58.9 58.5 58.3 56.3 56.2 56.2 55.9 55.5 55.4 55.3 54.4 54.1 53.9 53.7 53.7 53.6 53.5 53.5 53.3 53.2 53.1 53.1 53.1 52.7 52.7 52.7 52.7 52.5 52.4 52.4 52.3 52.2 52.2 51.9 51.9 51.8 51.8 51.8 51.5 51.5 51.5 51.5 51.4 51.4 51.4 51.3 51.1 50.9 50.9 50.8 50.8 50.8 50.7 50.7 50.7 50.7 50.7 50.6 50.6 50.6 50.5 50.4 50.4 50.3 50.3 50.3 50.2 50.1 50 49.9 49.7 49.7 49.4 49.3 49.3 49.3 49.2 49.2 49.2 49.2 49.2 49.1 49.1 49 49 49 48.9 48.8 48.7 48.5 48.4 48.3 46.7 46.7 第三个点数据 上课 66.1 63.1 61.8 61.4 61.1 58.9 58.5 58.4 58.4 57.8 56.3 56.2 55.7 55.5 55.4 54.4 54.1 53.9 53.7 53.6 53.5 53.5 53.3 53.3 53.2 53.1 52.7 52.7 52.6 52.5 52.4 52.4 52.4 52.2 51.9 51.9 51.8 51.8 51.5 51.4 51.4 51.4 51.3 51.2 51.1 51.1 50.9 50.8 50.8 50.8 50.7 50.7 50.7 50.7 50.7 50.7 50.7 50.6 50.6 50.6 50.5 50.4 50.3 50.3 50.3 50.3 50.2 50.2 50.1 50 50 49.9 49.9 49.9 49.9 49.7 49.4 49.3 49.3 49.2 49.2 49.2 49.2 49.1 49.1 49.1 49 49 48.9 48.9 48.9 48.8 48.7 48.6 48.5 48.5 48.4 48.3 46.7 46.7 课间 77.7 73.7 73.4 72.7 70.6 68.5 68.1 67.1 66.6 66.4 66.3 65.5 65.1 64.7 64.5 64.4 64.4 64.1 64 63.5 63.3 63.1 62.7 62.7 61.4 61.2 61.1 61.1 61.1 61.1 61 60.9 60.9 60.7 60.7 60.6 60.4 60.3 60.1 60 59.4 59.4 59.4 59.4 59.3 59 58.8 58.8 58.4 58.1 58.1 57.9 57.5 57.5 57.4 57.3 57.3 57.1 57.1 56.8 56.7 56 55.6 55.5 55.4 55.3 55.1 55.1 54.8 54.7 54.6 54.6 54.5 54.5 54.5 54.2 53.9 53.9 53.8 53.7 53.7 53.6 53.4 53.1 53 52.9 52.8 52.3 52.1 52.1 51.8 51.3 51.2 50.9 50.8 50.8 50.5 50.2 50.1 49.2 课前 59.6 59.6 59.6 59.4 59.4 59.2 58.6 56.9 56.9 55.2 55.2 54.1 53.9 53.9 53.9 53.9 53.4 53.4 53.4 53.2 53.2 52.9 52.8 52.6 52.5 52.5 52.4 52.2 52.2 52.1 51.3 51.3 51.2 51 51 50.9 5

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