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level meter | |||
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level meter |
电平 计 : 39 phrases in 12 subjects |
Astronautics | 1 |
Automated equipment | 1 |
Aviation | 1 |
Computers | 2 |
Electronics | 6 |
General | 2 |
Information technology | 2 |
Metallurgy | 2 |
Shipbuilding | 1 |
Space | 3 |
Technology | 17 |
Telecommunications | 1 |