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concrete floor slab (MichaelBurov); floor slab panel (MichaelBurov); concrete floor (MichaelBurov); floor slab (MichaelBurov) |
foundation: 11 phrases in 6 subjects |
Abbreviation | 2 |
Education | 1 |
Non-governmental organizations | 4 |
Trademark | 2 |
United States | 1 |
University | 1 |