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抚顺石油三厂从一九五八年开始对放射性同位素Co~(60)液面自动调节器的研制,十多年来,从研制到生产,从低温(40℃)到高温(450℃)。从中压(70kg/cm~2)到高压(200kg/cm~2),
Fushun Petrochemical Plant from 1958 on the radioisotope Co ~ (60) automatic regulator for the development of more than a decade, from development to production, from low temperature (40 ℃) to high temperature (450 ℃). From medium pressure (70kg / cm ~ 2) to high pressure (200kg / cm ~ 2)