編號 | 檢測地點 |
等效連續(xù)A 聲級(dB) |
頻譜(Hz) | ||||||||
31.5 | 63 | 125 | 250 | 500 | 1k | 2k | 4k | 8k | |||
1 |
五樓空調(diào)外機風(fēng)口處 (3臺) |
76.1 | 88.6 | 85 | 82.2 | 77.6 | 73.8 | 70.9 | 65.9 | 58.5 | 48 |
2 |
五樓空調(diào)外機風(fēng)口處 (2臺) |
73.1 | 81.2 | 76.9 | 79.8 | 73.8 | 70.9 | 68.2 | 63.2 | 55.3 | 44.6 |
3 | 五樓屏障外 | 62.8 | 58.6 | 71.5 | 72.8 | 66.2 | 59.1 | 56.1 | 50.7 | 45.7 | 36.7 |
4 |
四樓外機風(fēng)口處 (1臺) |
75.1 | 81.3 | 87.7 | 80.7 | 73.9 | 73.7 | 70.2 | 64.7 | 57.1 | 49 |