By extending stiffness coefficient into stiffness matrix, the deformation and elastic force of tensile-spring coincides with Lorentz transformation.
2
通过求解弹簧中纵波的波动方程，讨论了弹簧质量对振子的振动频率及弹簧劲度系数的影响。
The effect of spring mass on oscillation frequency and elastic constant is discussed by solving the wave equation.
3
借助于量纲分析及螺旋弹簧变形机理的二维模型，直接推导出螺旋弹簧的变形公式与劲度系数。
The spiral spring deformation formula and coefficient of stiffness are directly derived by aiding dimensional analysis and 2d model of spiral spring deformation mechanism.
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