high frequency direction finding | |
radio | 高频测向 |
station | |
gen. | 局; 火车站; 汽车站 |
environ. | 车站 |
manag. | 所; 仓库 |
met. | 区; 工段 |
high-frequency direction finding station : 30 phrases in 9 subjects |
Air defense | 6 |
Aviation | 8 |
Earth sciences | 1 |
Electronics | 3 |
General | 5 |
Oil / petroleum | 1 |
Radio | 2 |
Space | 2 |
Technology | 2 |