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螺旋管 : 104 phrases in 20 subjects |
| Antennas and waveguides | 1 |
| Artillery | 1 |
| Astronomy | 1 |
| Automated equipment | 1 |
| Botany | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 2 |
| Electronics | 11 |
| General | 38 |
| Medical | 6 |
| Military | 1 |
| Nautical | 1 |
| Navigation | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Pipelines | 1 |
| Roll stock | 1 |
| Shipbuilding | 1 |
| Technology | 32 |
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