弹簧结构在具有缓冲能力的同时，结构简单，制造成本低，适用于所有车辆。
The spring structure has the advantages of cushioning property, simple structure, low production cost and suitability for all vehicles.
弹簧结构在具有缓冲能力的同时，结构简单，制造成本低，适用于所有车辆。
The spring structure has the advantages of cushioning property, simple structure, low production cost and suitability for all vehicles.
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