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electron-bombardment | |||
electron impact | |||
electron bombardment | |||
electron bombard | |||
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electron bombardment |
电子轰 击 : 54 phrases in 12 subjects |
Air defense | 1 |
Aviation | 1 |
Chemistry | 1 |
Earth sciences | 1 |
Ecology | 1 |
Electronics | 8 |
General | 6 |
Geology | 1 |
Metallurgy | 17 |
Microelectronics | 1 |
Space | 5 |
Technology | 11 |