| 单词 | MDF bearing indicator |
| 释义 | MDF bearing indicator [¦em¦dē`ef `ber·iŋ ´in·dǝ´kād·ǝr] NAVIGATION A manual direction finder (MDF) indicator operated manually and used with a radio direction finder to indicate the relative, magnetic, or true bearing (or reciprocal) of a transmitter. |
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