| |||
social profitability | |||
social benefits | |||
social efficiency | |||
social benefit | |||
| |||
social benefit |
社会效 益 : 22 phrases in 10 subjects |
Desert science | 1 |
Earth sciences | 1 |
Economy | 6 |
Explosives and Explosive Ordnance Disposal | 1 |
Finances | 1 |
Hydroelectric power stations | 1 |
International trade | 1 |
Metallurgy | 1 |
Technology | 8 |
United Nations | 1 |