magnetograph

n.

磁力记录计；

Volume Contents
Magnetoencephalography (MEG)
Magnetograph
Preprocessing of Vector Magnetograph Data for a Nonlinear Force-Free Magnetic Field Reconstruction
The Solar Magnetograph.
The Imaging Magnetograph eXperiment (IMaX) for the  Sunrise Balloon-Borne Solar Observatory
Determination of constant α force-free solar magnetic fields from magnetograph data
The Imaging Vector Magnetograph at Haleakalā – II.  Reconstruction of Stokes Spectra
The MSFC vector magnetograph
The NASA/NSO Spectromagnetograph