We use the documents about the geomagnetic vertical component of Jiayuguan from 1993 to 1998 to comprehensively analyze the annually changed configuration of the geomagnetic Z component in this area.

• 利用嘉峪关地磁垂直分量1993-1998年的资料,系统分析了嘉峪关地区地磁场Z分量的年变形态。