外径 截面积 根数
1.00 2.80 6.16
1.50 3.30 8.55
2.50 3.90 11.95
4.00 4.40 15.21
6.00 4.90 18.86
10.00 7.00 38.48
16.00 8.00 50.27
25.00 10.00 78.54
35.00 11.50 103.87
50.00 13.00 132.73
70.00 15.00 176.71
95.00 17.50 240.53
150.00 21.00 346.36
185.00 23.50 433.74
210.00 26.50 551.55
2.50 13.50 143.14
4.00 14.80 172.03
6.00 16.10 203.58
10.00 19.60 301.72
16.00 22.40 394.08
25.00 26.20 539.13
35.00 28.80 6