YU269880A - Technology method of eliminating the audibility of mechanical vibrations of c cores at single phase samll power transformers
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Technology method of eliminating the audibility of mechanical vibrations of c cores at single phase samll power transformers
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YU269880A1980-10-221980-10-22Technology method of eliminating the audibility of mechanical vibrations of c cores at single phase samll power transformers
YU269880A
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