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游离氨 yóulí’ān
agric., chem. free ammonia
construct. alkaline air
met. unbound ammonia
游离氨〈在酚醛塑料模塑件内〉 yóulí’ān
plast. free ammonia
游 离 氨: 11 phrases in 7 subjects
Agriculture2
Chemistry2
Earth sciences2
Geology1
Metallurgy1
Sports2
Water resources1