例文
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- Typically in Cartesian coordinates, one considers primarily bound vectors.
- This is a generalization of the notion of a bound vector in a Euclidean space.
- Forces are bound vectors and can be added only if they are applied at the same point.
- A vector with fixed initial and terminal point is called a "'bound vector " '.
- A subtle point regarding our choice of free vectors : \ mathbf { e } is, in fact, the bound vector \ vec { AB }.