 |
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| posttensioned prestressing concrete | |||
| post-stressed concrete | |||
| post-tensioned concrete | |||
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| post-stressed concrete; post-tensioned concrete | |||
| 后张 法 混凝土: 22 phrases in 5 subjects |
| Bridge construction | 1 |
| Engineering geology | 1 |
| General | 1 |
| Hydroelectric power stations | 3 |
| Technology | 16 |