Citation: | SU QUNG Laboratory of Industrial Hygiece, China National Centre for Preventive Medicine, Beijing. AN AUTOMATIC PRESSURIZED LIQUID N_2 FILLER IN SEALED CONTAINER BY ELECTRO-HEATING[J]. Atomic Energy Science and Technology, 1987, 21(5): 616-616. DOI: 10.7538/yzk.1987.21.05.0616 |