%0 Journal Article %T 基于IGS的南北半球TEC非对称性研究<br>Asymmetry of TEC Between the Southern and Northern Hemispheres Based on IGS Data %A 冯建迪 %A 姜卫平 %A 王正涛< %A br> %A FENG Jiandi %A JIANG Weiping %A WANG Zhengtao %J 武汉大学学报·信息科学版 %D 2015 %R 10.13203/j.whugis20130673 %K 电离层 %K TEC %K 南北半球 %K 不对称指数 %K < %K br> %K ionosphere %K TEC %K southern and northern hemispheres %K asymmetry index %U http://ch.whu.edu.cn/CN/abstract/abstract3347.shtml