| 单词 | Brinell hardness number |
| 释义 | Brinell hardness number Metall. a rating obtained from a test (Brinell test) to determine the hardness of a metal by pressing a steel ball of a standard size into the metal using a standard force. Also called Brinell number. Abbr.: Bhn [named after J.A. Brinell (1849-1925), Swedish engineer] |
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