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gas tube; ionic tube | |||
gaseous tube |
离子管: 68 phrases in 14 subjects |
Agriculture | 1 |
Automobiles | 1 |
Aviation | 4 |
Chemistry | 2 |
Construction | 1 |
Earth sciences | 1 |
Electronics | 19 |
General | 10 |
Metallurgy | 4 |
Oil / petroleum | 1 |
Oil processing plants | 1 |
Space | 7 |
Technology | 15 |
Telecommunications | 1 |