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величина слоя половинного поглощения |
half thickness value : 20 phrases in 11 subjects |
Biology | 2 |
Electronics | 2 |
Makarov | 3 |
Medical | 1 |
Metrology | 2 |
Military | 3 |
Oil / petroleum | 1 |
Physics | 2 |
Sakhalin | 1 |
Technology | 2 |
Weapons of mass destruction | 1 |