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Rockwell hardness ['rɔkwəl'hɑ:dnɪs]
met., tech.	Rokvelo kietis
English thesaurus
Rockwell hardness ['rɔkwəl'hɑ:dnɪs]
abbr., automat.	Rc
abbr., polym.	Rb; r.h.

Rockwell hardness: 2 phrases in 1 subject

Metallurgy

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