magnetograph

汉语翻译

n. 磁场记录计
【电】 磁动图

英语解释：

名词 magnetograph:

1. a scientific instrument that registers magnetic variations (especially variations of the earth's magnetic field)

详细解释：

mag.ne.to.graph

n.（名词）
A device for detecting and recording variations in the intensity and direction of magnetic fields.
磁场记录仪：用来探测和记录磁场强度的方向和强度的装置