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放射系 fàngshèxì
construct. decay sequence
earth.sc. decay chain
met. decay series; radioactive family; radioactive series
放射系 fàngshèxì
gen. radio active series
放射系【核】 fàngshèxì
el. decay series
放 射 系: 75 phrases in 17 subjects
Architecture1
Aviation1
Business1
Chemistry2
Construction1
Earth sciences2
Electronics15
General2
Geophysics1
Law1
Medical1
Nuclear and fusion power1
Nuclear physics3
Oil / petroleum4
Refrigeration2
Space2
Technology35