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low energy electron | |||
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low-energy electron | |||
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low-energy electron |
低能电子 : 56 phrases in 12 subjects |
Aviation | 1 |
Chemistry | 1 |
Earth sciences | 9 |
Ecology | 1 |
Electronics | 28 |
General | 1 |
Geology | 4 |
Metallurgy | 5 |
Oil / petroleum | 1 |
Oil processing plants | 1 |
Space | 2 |
Technology | 2 |