吸收 剂: 120 phrases in 17 subjects |
Chemistry | 2 |
Electronics | 25 |
Food service and catering | 2 |
General | 37 |
Geochemistry | 1 |
Geology | 1 |
Medical | 2 |
Military | 2 |
Nautical | 2 |
Nuclear and fusion power | 2 |
Nuclear physics | 1 |
Oil / petroleum | 3 |
Oil and gas | 7 |
Oil processing plants | 14 |
Pest control | 2 |
Technology | 16 |
Telecommunications | 1 |