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| 节距 Pitch | 梯级距 Step distance | 抗拉强度 Tensile strength |
| 133.33 | 400.0 | 88 kN~380 kN |
| 135.46 | 406.4 | 123 kN~160 kN |
| 101.15 | 404.6 | 150 kN~300 kN |
| 100.00 | 400.0 | 240 kN~320 kN |
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