A system for detecting the presence of distant objects, and determining their direction, distance, or motion, by transmitting pulses of radio waves…
| 单词 | θ197914 |
| 释义 | society > communication > telecommunication > radio communications > [noun] > other methods or operations > radar (18) radar1941 A system for detecting the presence of distant objects, and determining their direction, distance, or motion, by transmitting pulses of radio waves… Subcategories:— types of (7) — procedures (4) — signals or pulses (4) — beam (1) — lack of alignment (1) |
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