单词	Velocity
释义	Velocity where is the Position Vector and is the derivative with respect to time. Expressed in terms of theArc Length, where is the unit Tangent Vector, so the Speed (which is the magnitude of the velocity) is See also Angular Velocity, Position Vector, Speed
随便看	Curvilinear Coordinates Cushion Cusp Cusp Catastrophe Cusp Form Cusp Map Cusp Point Cutting Cut-Vertex CW-Approximation Theorem CW-Complex Transfinite Diameter Transfinite Number Transform Transformation Transitive Transitive Closure Transitive Reduction Transitivity Class Translation Translation Relation Transpose Transpose Map Transposition Transposition Group

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