 |
| |||
| 背表面 | |||
| 后表面; 底面; 热面 | |||
| 背面 | |||
|
back surface : 24 phrases in 10 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Electronics | 8 |
| Energy industry | 1 |
| Foreign trade | 1 |
| Metallurgy | 3 |
| Physics | 1 |
| Piezoelectric crystals | 1 |
| Space | 5 |
| Technology | 2 |
|
| |||
| 背表面 | |||
| 后表面; 底面; 热面 | |||
| 背面 | |||
|
back surface : 24 phrases in 10 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Electronics | 8 |
| Energy industry | 1 |
| Foreign trade | 1 |
| Metallurgy | 3 |
| Physics | 1 |
| Piezoelectric crystals | 1 |
| Space | 5 |
| Technology | 2 |