| |||
| 连续波/调频; 调频连续波 | |||
|
continuous wave/ frequency modulation : 4 phrases in 3 subjects |
| Automobiles | 1 |
| Electronics | 2 |
| Technology | 1 |
| |||
| 连续波/调频; 调频连续波 | |||
|
continuous wave/ frequency modulation : 4 phrases in 3 subjects |
| Automobiles | 1 |
| Electronics | 2 |
| Technology | 1 |