材质 
ST2.2
0.8
0.8
4.2
3.8
0.25
3
2.86
3.2
2
1.7
0.3
2.24
2.1
1.63
1.52
ST2.9
1.1
1.1
6.3
5.8
0.4
4
3.82
4.28
2.8
2.5
0.4
2.9
2.76
2.18
2.08
ST3.5
1.3
1.3
8.3
7.6
0.6
5.5
5.32
5.96
3.4
3
0.5
3.53
3.35
2.64
2.51
ST3.9
1.3
1.3
8.3
7.6
0.6
5.5
5.32
5.96
3.4
3
0.5
3.91
3.73
2.92
2.77
ST4.2
1.4
1.4
8.8
8.1
0.8
7
6.78
7.59
4.1
3.6
0.6
4.22
4.04
3.1
2.95
ST4.8
1.6
1.6
10.5
9.8
0.9
8
7.78
8.71
4.3
3.8
0.7
4.8
4.62
3.58
3.43
ST5.5
1.8
1.8
11
10
1
8
7.78
8.71
5.4
4.8
0.8
5.46
5.28
4.17
3.99
ST6.3
1.8
1.8
13.5
12.2
1
10
9.78
10.95
5.9
5.3
0.9
6.25
6.03
4.88
4.7
ST8
2.1
2.1
18
16.7
1.2
13
12.73
14.26
7
6.4
1.1
8
7.78
6.2
5.99