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portland blast-furnace cement | |||
Portland cement | |||
blue circle (注册名称) | |||
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Portland cement |
波特兰 水 泥 : 107 phrases in 11 subjects |
Architecture | 2 |
Aviation | 1 |
Bridge construction | 1 |
Construction | 19 |
Drilling | 3 |
Earth sciences | 3 |
General | 4 |
Hydroelectric power stations | 5 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Technology | 65 |