单词 | microwave position-fixing |
释义 | microwave position-fixing [`mī·krǝ´wāv pǝ`zish·ǝn´fik·siŋ] NAVIGATION A navigation system using three shore- based unattended transmitters and a ship-based rotary radar-type antenna that scans the signals from the three shore stations; equipment aboard ship permits a three-point-fix type of plot. |
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