1)cross magnetomotive force,正交磁动势2)alternating,交变磁动势3)magnetomotive force of alternating current winding,交流绕组磁动势4)quadrature axis component of the magnetomotive force,磁动势交轴分量5)magnetomotive force of A.C. windings,交流绕组的磁动势6)non-sinusoidal magneto-motive forces,非正弦磁势