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| 透水石; 透水岩石 | |||
| 透水岩 | |||
| 渗透层 | |||
| 透水层 | |||
| 可渗透岩层 | |||
| 可透性石; 可渗透岩 (层); 透水岩 (石); 透水性岩石; 透水性岩层; 渗透岩石; 渗水岩石 | |||
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| 透水岩类; 渗水岩类 | |||
| permeable rock: 5 phrases in 3 subjects |
| Engineering geology | 2 |
| Technology | 1 |
| Water resources | 2 |
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