| |||
cold-cathode | |||
field-emission cathode | |||
cold cathode | |||
| |||
cold cathode of an electron gun |
冷阴极 : 78 phrases in 15 subjects |
Automobiles | 1 |
Aviation | 2 |
Earth sciences | 1 |
Electronics | 15 |
General | 9 |
Geophysics | 2 |
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Technology | 24 |