| |||
频率装置 | |||
频率敏感器件 |
frequency device : 23 phrases in 11 subjects |
Air defense | 1 |
Animal husbandry | 1 |
Earth sciences | 1 |
Electronics | 6 |
Fishery fishing industry | 1 |
Information technology | 1 |
Reproductive biology | 1 |
Space | 1 |
Technology | 8 |
Telecommunications | 1 |
Thermal Energy | 1 |