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сухой выпрямитель stresses
automat.	dry-disk rectifier
el.	contact rectifier
media.	blocking-layer rectifier (купрокс и т.п.); disk-type rectifier; metal rectifier
nautic.	drydisc rectifier
railw.	disc type rectifier
tech.	dry rectifier

сухой выпрямитель: 3 phrases in 3 subjects

Electrical engineering	1
Nautical	1
Technology	1