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| sistema indicador visual de inclinación en descenso | |||
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visual slope indicator system : 6 phrases in 3 subjects |
| Aviation | 1 |
| Technology | 1 |
| Transport | 4 |
| |||
| sistema indicador visual de inclinación en descenso | |||
|
visual slope indicator system : 6 phrases in 3 subjects |
| Aviation | 1 |
| Technology | 1 |
| Transport | 4 |