【摘要】 本文介绍了石英光电磁变仪及其数字化采集、记录的设计和实现，并讨论了数字磁变仪系统在地磁台站的应用结果．更多还原

【Abstract】 This paper presents the Quartz photoelectric variometer and its realization of digitalized data acquisition and record.The paper gives out the results that digital variometer applied in the Geomagnetic Observatory as well.更多还原