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| 1. | roadway junction |
| 巷道交叉点 |
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| 2. | ventilation opening |
| 通风巷道 |
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| 3. | vertical working |
| 垂直巷道 |
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| 4. | exploring opening |
| 勘探巷道 |
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| 5. | underground passage |
| 地下巷道 |
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| 6. | openings network |
| 巷道网 |
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| 7. | mine roadway pillar |
| 巷道矿柱 |
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| 8. | emergency opening |
| 备用巷道 |
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| 9. | single track drift |
| 单轨巷道 |
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| 10. | subsidiary development drivage |
| 准备巷道 |
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