00732naa#a2200193#i#450# EN\\bibl\66441 20250502074502.5 1998-8990 20130625b2013####ek#y0engy0150####ca RUS RU DIAGNOSING THE DECLINE OF OPEN CONTAINERS OF LEAD-ACID BATTERIES USED IN UNITTERRUPTIBLE POWER SUPPLY DEVICES, DUE TO INCREASED DIFFUSION RESISTANCE OF THE ELECTROLYTE AND THE ELIMINATION OF THIS PROBLEM Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2013 5 с. Journal article local Maslakov M D Korolkov A P Astankov A A journals.igps.ru