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nitrogen base | |||
nitrogenous base |
氮 碱 : 24 phrases in 12 subjects |
Agriculture | 3 |
Chemistry | 4 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Genetics | 1 |
Life sciences | 1 |
Metallurgy | 4 |
Oil / petroleum | 2 |
Polygraphy | 1 |
Technology | 3 |
Textile industry | 1 |