normal spatial instantaneous vector 正常空间瞬间向量

instantaneous vector method 瞬间向量法

instantaneous angular velocity vector 瞬时角速度矢

instantaneous spiral vector current 螺旋矢量瞬时电流

instantaneous average vector 瞬间平均向量

instantaneous spatial vector 瞬时空间电压矢量

instantaneous synthesized vector 瞬间综合向量

instantaneous spiral vector voltage 螺旋矢量瞬时电压

resulting instantaneous rotational vector 有效瞬时旋转矢量