frequency and amplitude
| modulation
| frequency and amplitude | |
| el. | 频率与振幅. |
| modulation | |
| econ. | 调整; 调节 |
| life.sc. | 适应; 调动 |
| life.sc. од. | 调变 |
| met. | 转调; 变换; 缓和 |
| met. од. | 调制 |
| |||
| 频率与振幅. | |||
|
frequency and amplitude : 9 phrases in 5 subjects |
| Air defense | 1 |
| Bridge construction | 1 |
| Electronics | 5 |
| Information technology | 1 |
| Technology | 1 |