我估计你能猜出吉拉德的250法则是什么，但我还是要告诉你：每个认识的人中，足以邀请前来参加婚礼或葬礼的差不多都是250人！

I guess you can figure out what Girard's Law of 250 is, but I'll tell you anyway: Everyone knows about 250 people in his or her life important enough to invite to the wedding and to the funeral? 250!

youdao

运用更新法则来估计未知有界扰动，它只需要较少未知扰动信息，且可作为镇定控制的一部分。

We show that unknown bounded disturbance can be estimated by update laws, which requires less information on unknown disturbance, as a part of stabilizing control.

youdao

我们将不详述怎样估计在采用中点法则所引起的误差。

We shall not carry out the details of estimating the error committed by using the midpoint rule.

youdao