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| 粉煤灰水泥 | |||
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| 飞灰水泥; 粉煤灰水泥; 烟灰水泥 | |||
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| 粉煤灰水泥 | |||
| 飞灰水泥; 烟灰水泥 | |||
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fly-ash-cement : 17 phrases in 5 subjects |
| Bridge construction | 1 |
| Earth sciences | 2 |
| Engineering geology | 5 |
| Rail transport | 1 |
| Technology | 8 |
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