| |||
| 检零 | |||
| 零检测 | |||
| |||
| 检零 | |||
|
zero detection : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Construction | 1 |
| Information technology | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 4 |
| |||
| 检零 | |||
| 零检测 | |||
| |||
| 检零 | |||
|
zero detection : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Construction | 1 |
| Information technology | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 4 |