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施工 机械 : 73 phrases in 11 subjects |
Agriculture | 3 |
Automobiles | 1 |
Bridge construction | 5 |
Business | 4 |
Economy | 1 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 3 |
Hydroelectric power stations | 6 |
Project management | 4 |
Rail transport | 3 |
Technology | 42 |