压缩弹簧典型的应用时提供压力，比如电子接触弹簧；

Typical applications for compression springs are to provide pressure, as in an electrical contact spring;

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边触式和下触式集电靴装有弹簧用来提供所需的接触压力。

Side and bottom contact shoes are spring loaded to provide the necessary contact force.

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利用永磁铁间同极相斥的特性，构造了用于汽车减振系统的一种非接触、非线性的磁力弹簧。

Using the character of permanent magnetic iron, the magnetic spring was constructed with the character of non-connection and non-linear.

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