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| 电子射线 | |||
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| 电子射线 | |||
| 电子束 | |||
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electron rays : 52 phrases in 15 subjects |
| Chemistry | 6 |
| Earth sciences | 6 |
| Ecology | 1 |
| Electronics | 8 |
| Engineering geology | 1 |
| General | 5 |
| Geology | 6 |
| Geophysics | 1 |
| Metallurgy | 4 |
| Nuclear physics | 2 |
| Polygraphy | 1 |
| Space | 3 |
| Technology | 5 |
| Telecommunications | 1 |
| Textile industry | 2 |