其静、动态特性的好坏在很大程度上影响系统的工作性能。

The quality of its static and dynamic characters greatly influences the working performance of the system.

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对单自由度系统，其静刚度与固有频率的平方有正比关系。

For system of single freedom-degree, the relationship of its static stiffness and square of natural frequency is direct ratio.

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阀是动力转向器的关键元件，其静特性决定着转向器的性能。

Valves are key components for a power steering gear, and performances of a steering gear depend on their static characteristics.

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