UID :122788
UID :76059
wang870803:无穷远 处的场 (2017-03-02 14:17) \-RVPa8k
wang870803:对半径归一了,其实算的是rE,这样就不随半径衰减了。远场主要是看形状和增益,不关心具体电场强度。 (2017-03-25 10:18) z),@YJU"z