校准仪: 56 phrases in 15 subjects |
Agriculture | 1 |
Automobiles | 4 |
Aviation | 9 |
Drilling | 1 |
Earth sciences | 3 |
Electronics | 3 |
Environment | 1 |
General | 3 |
Metallurgy | 4 |
Oil / petroleum | 1 |
Refrigeration | 1 |
Space | 5 |
Technology | 17 |
Telecommunications | 2 |
Wind Energy | 1 |