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正反应 zhèng fǎnyìng
agric. forward reaction
met. positive reaction
正〔阳性〕反应
gen. positive reaction
正 反应: 34 phrases in 17 subjects
Agriculture1
Animal husbandry1
Aviation1
Business1
Chemistry2
Electronics3
Explosives and Explosive Ordnance Disposal1
General4
Life sciences1
Metallurgy2
Nursing1
Otorhinolaryngology1
Polymers1
Shipbuilding1
Technology10
Textile industry1
Water resources2