特殊用法alternating current corona1.交流电晕brush corona1.刷形电晕diffraction corona1.衍射晕glow corona1.辉光电晕high frequency corona1.高频电晕high-voltage corona1.高压电晕irregular gamopetalous corona1.不整齐合瓣花冠line corona1.线状电晕negative corona1.负电晕reverse corona1.反相电晕solar corona1.日冕surface corona1.表面电晕［放电］torch corona1.火焰状电晕， 超高频放电电晕visual corona1.可见电晕