通过对壳体胀形过程中的容积变化量进行测定和分析得到了壳体的体积变化规律。
The law of the shell volume changing during the process is obtained by measuring and analysing the volume change amount.
结果表明：空气弹簧的刚度不仅与其静平衡位置时的压力和容积有关，还与其有效面积变化率和体积变化率有关。
The results show that the stiffness is dependent not only on the pressure and volume at static balance, but also on the change rates of efficient area and volume.
通过对壳体胀形过程中的容积变化量进行测定和分析得到了壳体的体积变化规律。
The law of the shell volume changing during the process is obtained by measuring and analysing the volume ch…
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