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| 构造断面 | |||
| 结构型钢 | |||
| 构造剖面 | |||
| 结构截面 | |||
| 建筑型钢 | |||
| 结构断面; 型钢材; 构造剖面图 | |||
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structural section : 30 phrases in 6 subjects |
| Bridge construction | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 5 |
| Oil / petroleum | 1 |
| Technology | 21 |
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