古巴的汽车机修工通过各种“革新”成为一个传奇：将拖拉机的柴油发动机替代原有的引擎，重新拼凑起传动装置。 一切都是为了能让这些老爷车继续跑下去。
And Cuban mechanics have become legendary for their innovation, swapping in diesel tractor engines, jerry-rigging spare parts, all in the name of keeping them rolling.
双点啮合单驱动BF型多柔传动装置，通过在悬挂小车内设置两个小齿轮共同来驱动一个大齿轮，使其承载能力提高一倍。
The dual-point meshing in single-drive BF flexible-transmission device will promote its bearing capacity by two small pinions which are setting in a small slung trolley to driving big one altogether.
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