 |
| |||
| voice frequency; speed frequency | |||
| audio frequency; speech frequency | |||
| voice-frequency | |||
| telephone frequency | |||
|
Sprachfrequenz : 2 短语, 2 学科 |
| 电子产品 | 1 |
| 通讯 | 1 |
|
| |||
| voice frequency; speed frequency | |||
| audio frequency; speech frequency | |||
| voice-frequency | |||
| telephone frequency | |||
|
Sprachfrequenz : 2 短语, 2 学科 |
| 电子产品 | 1 |
| 通讯 | 1 |