The radius vector describes equal areas in equal times.
-- Johannes Kepler 克卜勒
半径向量在相同的时间内描述了相同的面积。
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The format of the race weekend is also very well thought out. We have enough practice time to get the cars well set-up and have a proper qualifying session where we can do as many laps as we like, which is great for the drivers and spectators.