应力分布 : 69 phrases in 13 subjects |
Aviation | 1 |
Bridge construction | 6 |
Business | 1 |
Electronics | 4 |
Engineering geology | 3 |
Explosives and Explosive Ordnance Disposal | 4 |
Hydroelectric power stations | 2 |
Metallurgy | 6 |
Oil / petroleum | 2 |
Plastics | 1 |
Project management | 1 |
Space | 2 |
Technology | 36 |