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| siltite; siltstone | |||
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泥砂岩 : 73 phrases in 12 subjects |
| Bridge construction | 1 |
| Desert science | 7 |
| Drilling | 13 |
| Earth sciences | 1 |
| Engineering geology | 2 |
| General | 5 |
| Geology | 4 |
| Geophysics | 2 |
| Hydroelectric power stations | 3 |
| Mining | 1 |
| Oil / petroleum | 20 |
| Technology | 14 |
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