平衡条 件 : 37 phrases in 14 subjects |
Agriculture | 1 |
Bridge construction | 1 |
Business | 2 |
Economy | 1 |
Electronics | 4 |
Explosives and Explosive Ordnance Disposal | 1 |
Finances | 1 |
Genetics | 1 |
Metallurgy | 3 |
Planning | 1 |
Rail transport | 1 |
Space | 1 |
Technology | 17 |
Wind Energy | 2 |