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| standpipe (stand pipe) | |||
| riser; standpipe | |||
| tubo vertical: 15 phrases in 9 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 2 |
| Earth sciences | 1 |
| Environment | 1 |
| General | 2 |
| Metallurgy | 2 |
| Technology | 4 |
| Water resources | 1 |
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