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| 21. | drainage trench |
| 排水渠坑道 |
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| 22. | drainage mining |
| 坑道采矿法 |
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| 23. | gallery pattern system |
| 坑道系统 |
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| 24. | Wong Chuk Hang Road |
| 黄竹坑道 |
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| 25. | Adit planimetric |
| 坑道平面图 |
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| 26. | coal mine gallery excavator |
| 煤矿坑道掘进机 |
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| 27. | Dwarf A: Captain, roots are breaching our perimeter in tunnels F, Q, and V. |
| 队长，树根正在突破我们在F坑道，Q坑道和V坑道的防线。 |
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| 28. | military tunnel survey |
| 军用坑道测量 |
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| 29. | exploratory tunnel |
| 地下勘探坑道 |
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| 30. | withdrawal tunnel |
| 出矿坑道 |
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