echo canceller
| testing system
| echo canceller abbr. | |
| el. | 回波相消器 |
| multimed. | 回波取消器 |
| oil | 回声消除器 |
| space | 回波抵消器 |
| testing system abbr. | |
| auto. | 试验装置 |
| railw. | 测试系统 |
| tech. | 试验系统 |
| |||
| 回波相消器 | |||
| 回波取消器 | |||
| 回声消除器 | |||
| 回波抵消器 | |||
| 回波消除器 | |||
|
echo canceller : 17 phrases in 5 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Electronics | 11 |
| Multimedia | 2 |
| Space | 2 |