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| 火山灰水泥 | |||
| 火山灰质水泥; 硅酸盐水泥与火山灰水泥的混合物; 火山灰质水泥 | |||
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| 火山灰水泥 | |||
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pozzolan cement : 16 phrases in 6 subjects |
| Architecture | 1 |
| Drilling | 1 |
| Engineering geology | 2 |
| Hydroelectric power stations | 3 |
| Oil / petroleum | 2 |
| Technology | 7 |
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