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circular pier |
圆 墩 : 44 phrases in 11 subjects |
Architecture | 2 |
Bridge construction | 16 |
Desert science | 1 |
Electric machinery | 1 |
Electronics | 2 |
Engineering geology | 1 |
Hydroelectric power stations | 3 |
Metallurgy | 1 |
Port facilities | 1 |
Technology | 15 |
Water resources | 1 |