| |||
| 缺陷检查 | |||
|
defect detecting : 13 phrases in 7 subjects |
| Electric machinery | 1 |
| Engineering geology | 1 |
| Metallurgy | 2 |
| Plastics | 1 |
| Shipbuilding | 3 |
| Space | 2 |
| Technology | 3 |
| |||
| 缺陷检查 | |||
|
defect detecting : 13 phrases in 7 subjects |
| Electric machinery | 1 |
| Engineering geology | 1 |
| Metallurgy | 2 |
| Plastics | 1 |
| Shipbuilding | 3 |
| Space | 2 |
| Technology | 3 |