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| |||
| 过火砖 | |||
| 楔形〔拱形，砌拱用〕砖 | |||
| 拱砖; 楔形砖 | |||
| 窑顶砖; 砌拱用砖; 人孔楔形拱砖; 砌拱砖; 碹砖; 拱顶异形砖; 砌拱用楔形砖 | |||
| arch brick: 43 phrases in 6 subjects |
| Architecture | 4 |
| Bridge construction | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 4 |
| Technology | 32 |
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