?变换齿轮比
... 升降变换齿轮 lifterchangewheel 牵伸变换齿轮 draftchangegear 变换齿轮比 change gear ratios ...
Similarly, by adjusting the parameters of the mathematical model, it is possible to change the design of the virtual car, trying out different gearboxes and gear ratios, or adjusting the suspension.
ECONOMIST: Car design
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