Stiff mathematical models of hydropneumatic springs show that some relevant factors such as the volume of gas accumulator and the temperature of operational environment markedly affect the stiffness of hydropneumatic springs.

• 对油气弹簧刚度特性数学模型的分析显示，储气室总容积、环境温度等对油气弹簧的刚度特性有明显影响。