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自 动 记录器 : 82 phrases in 21 subjects |
Advertising | 1 |
Agriculture | 1 |
Air defense | 1 |
Architecture | 2 |
Aviation | 5 |
Chemistry | 1 |
Computers | 1 |
Earth sciences | 3 |
Electric machinery | 1 |
Electronics | 12 |
Engineering geology | 2 |
General | 1 |
Mechanics | 1 |
Metallurgy | 7 |
Mining | 1 |
Oil processing plants | 1 |
Quality control and standards | 1 |
Shipbuilding | 3 |
Space | 5 |
Technology | 30 |
Wind Energy | 2 |