 |
| |||
| 与一罐炼乳相当的标准奶量 | |||
| equivalent content: 6 phrases in 5 subjects |
| Metallurgy | 1 |
| Rail transport | 1 |
| Soil science | 1 |
| Technology | 2 |
| Telecommunications | 1 |
|
| |||
| 与一罐炼乳相当的标准奶量 | |||
| equivalent content: 6 phrases in 5 subjects |
| Metallurgy | 1 |
| Rail transport | 1 |
| Soil science | 1 |
| Technology | 2 |
| Telecommunications | 1 |