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| 支次，亚能级; 旋转导线终接机线弧层的一部分; 中间平巷; 顺槽; 水平〔地面〕下的 | |||
| 次能级 | |||
| 分段为采掘矿体而在不同水平开出的平巷 | |||
| 次层; 次级 | |||
| 次能级; 副准位; 亚能级 | |||
| 支能级; 分阶; 分段巷道; 分段 | |||
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sublevel : 40 phrases in 3 subjects |
| Explosives and Explosive Ordnance Disposal | 23 |
| Librarianship | 3 |
| Technology | 14 |
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