| |||
| 减径; 减粒; 管材减径时的减径 (量) | |||
| 减径量; 管材定径时的减径量 | |||
|
sizing reduction : 5 phrases in 3 subjects |
| Metallurgy | 3 |
| Refrigeration | 1 |
| Technology | 1 |
| |||
| 减径; 减粒; 管材减径时的减径 (量) | |||
| 减径量; 管材定径时的减径量 | |||
|
sizing reduction : 5 phrases in 3 subjects |
| Metallurgy | 3 |
| Refrigeration | 1 |
| Technology | 1 |