| |||
concentration (concentratio) |
集中物 : 29 phrases in 13 subjects |
Business | 2 |
Commerce | 1 |
Earth sciences | 1 |
Economy | 7 |
Electronics | 1 |
Environment | 1 |
General | 2 |
International trade | 4 |
Life sciences | 1 |
Nautical | 1 |
Psychology | 1 |
Space | 1 |
Technology | 6 |