“软脖”的肩膀没有约束力沿颈部，增加舒适度线表带设计。

"Soft neck" shoulder strap design with no binding along neck line for added comfort.

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因此，为了分析不同线路设计参数对舒适度的影响，应采用车—线耦合动力学模型进行计算仿真。

So in order to analysis the impact of different alignment on the comfort index, we should establish a dynamic model to make a car-guideway coupling emulation.

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