| 1. | W is attached to a bar, movable vertically around an axis a and suspended by the helical spring f . 摆锤W装在一根杆上,在轴A周围垂直移动,它由螺旋弹簧F所悬挂。 |
| 2. | Hot coiled helical springs - technical specifications 热卷圆柱螺旋弹簧技术条件 |
| 3. | 60si2mn steel helical springs metallographic test 60si2mn钢螺旋弹簧.金相检验 |
| 4. | Hot coiled helical springs - technical specifications 热卷圆柱螺旋弹簧技术条件 |
| 5. | Small cylindrically coiled springs - specification 小型圆柱螺旋弹簧技术条件 |
| 6. | Shipbuilding - coiled springs for marine machinery 造船.船舶机械用螺旋弹簧 |
| 7. | Small cylindrically coiled springs specification 小型圆柱螺旋弹簧技术条件 |
| 8. | Nonlinear theory of conical helical spring 圆锥螺旋弹簧的非线性理论研究 |
| 9. | Conical spring washers for bolt nut assemblies 螺栓和螺母用螺旋弹簧垫圈 |
| 10. | Automobile suspension springs specification 悬架用螺旋弹簧.技术条件 |