单词 | variometer |
释义 | variometer [´ver·ē`äm·ǝd·ǝr] ELECTROMAGNETISM A variable inductance having two coils in series, one mounted inside the other, with provisions for rotating the inner coil in order to vary the total inductance of the unit over a wide range. ENGINEERING A geomagnetic device for detecting and indicating changes in one of the components of the terrestrial magnetic field vector, usually magnetic declination, the horizontal intensity component, or the vertical intensity component. |
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