A nonlinear characteristic of taper leaf springs is presented by using the model of curved beam and the principle of virtual force.

通过建立钢板弹簧的曲梁模型，应用虚力原理求解位移，得到了变截面钢板弹簧刚度的几何非线性特性。

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Through the discussion of the key processing parameters in the fused biconical taper process, firstly the paper pointed out that this process was highly nonlinear and multi variable coupled.

分析了熔融拉锥过程的关键工艺参数，指出该过程是一个高度非线性、多变量耦合作用的复杂过程。

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