单词 | taut-band ammeter |
释义 | taut-band ammeter [`tȯt ¦band `am´ēd·ǝr] ENGINEERING A modification of the permanent-magnet movable-coil ammeter in which the jeweled bearings and control springs are replaced by a taut metallic band rigidly held at the ends; the coil is firmly attached to the band, and restoring torque is supplied by twisting of the band. |
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