,
100
125
160
200
250
320
400
500
ΔLn , -100 (3 ),
3,0
4,0
3,5
2,5
11,5
16,0
630
800
1000
1250
1600
2000
2500
3200
21,0
20,0
29,0
34,5
37,5
43,0
48,0