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I)gabbia della scala; tromba delle scale | |||
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scale non metalliche costruzione | |||
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scala; vano scala |
staircase: 36 phrases in 12 subjects |
Construction | 5 |
Cultural studies | 1 |
Electronics | 2 |
General | 3 |
Industry | 1 |
Information technology | 3 |
Materials science | 3 |
Mathematics | 5 |
Medical | 8 |
Municipal planning | 1 |
Statistics | 3 |
Transport | 1 |