loop back
| test
| loop back | |
| tech. | 回送; 返回 |
| test | |
| gen. | 测 |
| archit. | 试 验; 测验; 检査; 准则; 试验品; 试验方法 |
| auto. | 检 验 |
| hydroel.st. | 检定 |
| |||
| 回送; 返回 | |||
| 环回; 数字环回; 数字环回测试 | |||
|
loop back : 27 phrases in 13 subjects |
| Aviation | 1 |
| Computer networks | 2 |
| Electric machinery | 1 |
| Electronics | 1 |
| Figure skating | 6 |
| Information technology | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Skydiving | 2 |
| Space | 1 |
| Technology | 4 |
| Telecommunications | 3 |