negative frequency
| component
| negative frequency | |
| wind. | 负频率 |
| component | |
| gen. | 组件 |
| el. | 部件，元件 |
| el.mach. | 元器件 |
| el.mach. од. | 元件 |
| hydroel.st. од. | 部件 |
| math. | 分量; 坐标 |
| sport. | 组成的; 构成的 |
| sport. од. | 零件 |
| |||
| 负频率 | |||
|
negative frequency : 6 phrases in 3 subjects |
| Air defense | 1 |
| Electronics | 3 |
| Technology | 2 |