材质 
ST2.9
1.1
5.6
5.3
2.2
1.95
1
3
1.35
1.8
2.5
2.6
7
6.78
1.06
0.94
ST3.5
1.3
6.9
6.54
2.6
2.35
2
4.2
1.4
2.03
3
3.1
8
7.78
1.06
0.94
ST3.9
1.3
7.5
7.14
2.8
2.55
2
4.4
1.63
2.26
3.3
3.42
9
8.78
1.06
0.94
ST4.2
1.4
8.2
7.84
3.05
2.75
2
4.6
1.8
2.46
3.55
3.67
9
8.78
1.06
0.94
ST4.8
1.6
9.5
9.14
3.55
3.25
2
5
2.26
2.87
4
4.12
10
9.78
1.06
0.94
ST5.5
1.8
10.8
10.37
3.95
3.65
3
6.5
2.49
3.15
4.7
4.82
12
11.73
1.68
1.52
ST6.3
1.8
12.5
12.07
4.55
4.25
3
7.1
3
3.66
5.4
5.52
14
13.73
1.68
1.52