... 动磁式仪表 moring-magnet instrument; moving magnet instrument; moving-magnet instrument 动圈式仪表 moving coil instrument; moving coil meter; moving coil type instrument; moving-coil instrument 动铁式仪表 iron-vane instrument; moving iron i trument; moving iron instrument; moving iron meter; moving iron type instrument; moving-iron instrument; moving-iron meter; moving-iron type instrument ...
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