time-frequency analysis
| techniques
| time frequency analysis | |
| multimed. | 时间频率分析 |
| technique | |
| exhib. | 技法 |
| gymn. | 手法; 操作法 |
| hydroel.st. | 技能; 工艺 |
| manag. | 方法论 |
| met. | 方法 |
| sport. | 技巧 |
| tech. | 技术 |
| |||
| 时频分析 | |||
| |||
| 时间频率分析 | |||
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time-frequency analysis : 12 phrases in 9 subjects |
| Air defense | 1 |
| Artificial intelligence | 2 |
| Aviation | 2 |
| Compressors | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 1 |