phase frequency
| plane array
| phase frequency abbr. | |
| el. | 相位频率 |
| plane array abbr. | |
| avia. | 焦平面阵列 |
| met. | 平面排列; 平面布置 |
| |||
| 相位频率 | |||
| 相频 | |||
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phase frequency : 116 phrases in 18 subjects |