频率(Hz)	自由场曲线（dB）
25.1188643	0.00 
31.6227766	0.00 
39.8107171	0.00 
50.1187234	0.00 
63.0957345	0.00 
79.4328235	0.00 
100.0000000	0.00 
125.8925412	0.00 
158.4893192	0.00 
199.5262315	0.00 
251.1886432	0.00 
316.2277660	0.00 
398.1071706	0.00 
501.1872336	0.00 
630.9573445	0.00 
794.3282347	0.00 
1000.0000000	0.00 
1258.9254120	-0.20 
1584.8931920	-0.40 
1995.2623150	-0.60 
2238.7211390	-0.60 
2511.8864320	-0.65 
2818.3829310	-0.70 
3162.2776600	-0.60 
3548.1338920	-0.60 
3981.0717060	-0.50 
4466.8359220	-0.60 
5011.8723360	-0.45 
5623.4132520	-0.35 
6309.5734450	-0.15 
7079.4578440	-0.15 
7943.2823470	0.05 
8912.5093810	0.10 
10000.0000000	0.25 
11220.1845400	0.10 
12589.2541200	0.05 
15848.9319200	-0.70 
19952.6231500	-2.15