Time-Frequency
| Primary Component
| time frequency | |
| tech. | 时间频率 |
| primary component | |
| math. од. | 准素分量 |
| railw. | 主动部分 |
| |||
| 时间频率 | |||
| English thesaurus | |||
| |||
| T/F | |||
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Time-Frequency : 159 phrases in 25 subjects |