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2,4-二氨基二苯胺 2,4-èr ān jī èr běn àn
chem. 2,4-diaminodiphenylamine
二氨基二苯胺 èr ān jī èr běn àn
gen. diaminodiphenylamine
二氨基二苯胺: 26 phrases in 10 subjects
Agriculture1
Chemistry6
Earth sciences1
Electronics1
Explosives and Explosive Ordnance Disposal2
General3
Pharmacology2
Polymers1
Technology2
Water resources7