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| radar echo (①从物体表面反射后接收到的电磁能量，又称 radar return (雷达回波信号)。②由阴极射线管显示器上的雷达回波产生的轻度偏差或变化。它是物体反射的雷达能量在雷达显示器上的显示。又称 radar return (雷达回波信号)) | |||
| radar echo | |||
| radar appearance; radar reflection; radar return | |||
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| radar return | |||
| 雷达回波: 39 phrases in 8 subjects |
| Air defense | 10 |
| Aviation | 6 |
| Desert science | 1 |
| Earth sciences | 2 |
| Electronics | 6 |
| General | 2 |
| Space | 6 |
| Technology | 6 |