 |
| |||
| alloy-steel tube | |||
| alloy pipe; alloy steel pipe; alloy steel tube; alloy steel tubing | |||
| 合 金钢管: 5 phrases in 4 subjects |
| Aviation | 1 |
| Metallurgy | 2 |
| Shipbuilding | 1 |
| Technology | 1 |
|
| |||
| alloy-steel tube | |||
| alloy pipe; alloy steel pipe; alloy steel tube; alloy steel tubing | |||
| 合 金钢管: 5 phrases in 4 subjects |
| Aviation | 1 |
| Metallurgy | 2 |
| Shipbuilding | 1 |
| Technology | 1 |