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редкоземельный элемент : 26 phrases in 14 subjects |
American usage, not spelling | 1 |
Astronomy | 1 |
Energy industry | 1 |
Geology | 2 |
Lasers | 1 |
Lighting other than cinema | 1 |
Makarov | 2 |
Metallurgy | 1 |
Microelectronics | 1 |
Military | 2 |
Nanotechnology | 7 |
Physics | 1 |
Silicate industry | 1 |
Technology | 4 |