固定点 : 60 phrases in 15 subjects |
Accounting | 1 |
Astronomy | 1 |
Automobiles | 1 |
Aviation | 1 |
Business | 1 |
Cartography | 1 |
Economy | 2 |
Electronics | 10 |
General | 18 |
Information technology | 3 |
Law | 1 |
Mathematics | 2 |
Military | 1 |
Oil processing plants | 1 |
Technology | 16 |