average frequency
| section
| average frequency | |
| adv. | 平均接触率; 平均接触频次; 平均频次 |
| section | |
| gen. | 栏目; 环节; 部 |
| book.bind. | 配页 |
| hydroel.st. | 节 |
| met. | 区段; 工段 |
| roll. | 轧材 |
| tech. | 部分 |
| |||
| 平均接触率; 平均接触频次; 平均频次 | |||
| 调频中心频率 | |||
|
average frequency : 13 phrases in 8 subjects |
| Earth sciences | 1 |
| Electronics | 1 |
| Otorhinolaryngology | 1 |
| Reliability | 2 |
| Space | 1 |
| Technology | 2 |
| Telecommunications | 2 |
| Tennis | 3 |