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参照系 (n)

Bezugssystem (n)

frame of reference (n)


When the frame of reference is fixed on the body, a moving centrode (also known as a body centrode) depicts the instantaneous centres of rotation.

When the frame of reference is fixed in space, all the instantaneous centres of rotation over the relevant period of time are depicted by the fixed centrode (also known as the space centrode).

reference system (n)

marco de referencia (n)

sistema de referencia (n)

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