| |||
频率偏差 | |||
频率变化; 频率波动 | |||
频率变动 |
frequency variation : 15 phrases in 10 subjects |
Agriculture | 1 |
Communications | 1 |
Genetics | 1 |
Hydroelectric power stations | 1 |
Information technology | 1 |
Nautical | 1 |
Oil / petroleum | 2 |
Shipbuilding | 2 |
Technology | 4 |
Wind Energy | 1 |