multitone
| circuit
| multitone | |
| gen. | 多频音 |
| energ.ind. | 多频声 |
| circuit | |
| gen. | 周; 环道 |
| athlet. | 循环 |
| el. | 路 |
| el.mach. | 电气回路 |
| hydroel.st. | 线路 |
| hydroel.st. од. | 回路 |
| manag. | 巡回 |
| met. | 系统; 流程 |
| |||
| 多频音 | |||
| 多频声 | |||
| 多频率声 | |||
|
multitone : 19 phrases in 6 subjects |
| Aviation | 1 |
| Construction | 1 |
| Electronics | 9 |
| Multimedia | 3 |
| Technology | 3 |
| Telecommunications | 2 |