展宽: 98 phrases in 17 subjects |
Chemistry | 1 |
Computers | 1 |
Construction | 1 |
Economy | 1 |
Electronics | 6 |
General | 42 |
Geology | 1 |
Household appliances | 1 |
Information technology | 1 |
Metal science | 1 |
Metallurgy | 4 |
Military | 1 |
Oil processing plants | 2 |
Radio | 5 |
Rail transport | 1 |
Stamping | 1 |
Technology | 28 |