例如，假定我们知道某一个时刻的太阳和行星的位置和速度，则可用牛顿定律计算出在任何其他时刻的太阳系的状态。

For example, if we knew the positions and speeds of the sun and the planets at one time, then we could use Newton's laws to calculate the state of the Solar System at any other time.

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您可使用“支持”区域中的链接确定其他位置是否存在任何其他信息。

You can use the links in the support area to determine whether any additional information might be available elsewhere.

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