| |||
1,4-diazine; para-diazine | |||
pyrazine; paradiazine | |||
pyrazines | |||
| |||
2-isopropenyl-1,4-diazine |
吡嗪 : 254 phrases in 9 subjects |
Agriculture | 2 |
Animal husbandry | 1 |
Chemistry | 31 |
Ecology | 2 |
General | 27 |
Perfume | 75 |
Pharmacology | 110 |
Reproductive biology | 2 |
Technology | 4 |