moving-megnet galvanometer
... moving-magnet instrument,动磁式仪表 moving-megnet galvanometer,动磁系振动子 moving-scale instrument,动标度尺式仪表 ...
megnet galvanometer
... moving medium acoustics: 运动介质声学 moving megnet galvanometer: 动磁系振动子 moving point device: 移点器 ...
ferrodynamic galvanometer