“plan position indicator”的概念、定义、翻译、参考文献-科学参考

单词	plan position indicator
释义	plan position indicator [`plan pǝ`zish·ǝn `in·dǝ´kād·ǝr] ^ELECTRONICS A radarscope display in which echoes from various targets appear as bright spots at the same locations as they would on a circular map of the area being scanned, the radar antenna being at the center of the map. Abbreviated PPI. Also known as P display.
随便看	air-insulated substation air intake air-jet process air knife air-knife coating air-lance air launch air-launched ballistic missile air layering air leakage airless spraying air lift airlift air-lift hammer air-lift pump airlight airlight formula air line air-line lubricator air-line main air lock air-lock strip air log airman air mass

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