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особо тяжёлый бетон (средняя плотность 3200-6400 кг/м3) |
weight concrete : 35 phrases in 9 subjects |
Building structures | 1 |
Construction | 14 |
Hydraulic engineering | 1 |
Makarov | 3 |
Oil / petroleum | 3 |
Oil and gas | 4 |
Oil and gas technology | 3 |
Road works | 3 |
Technology | 3 |