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| 大间隔炮眼群 | |||
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load deck : 20 phrases in 12 subjects |
| Business | 2 |
| Commerce | 1 |
| Economics | 2 |
| Electronics | 1 |
| Exhibitions | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| International trade | 1 |
| Nautical | 1 |
| Navigation | 2 |
| Port facilities | 1 |
| Shipbuilding | 2 |
| Technology | 5 |