- herringbone grooved bearing
- TRIBOLOGY TERMS ТНТ №181
подшипник с елочными канавками (контур пазов которого напоминает еловую ветвь)
New terms dictionary. 2013.
New terms dictionary. 2013.
fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… … Universalium
Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… … Universalium