knurling
/ˈnɜːrlɪŋ/ស្នាមឆ្នូតលើលោហៈ
- noun ស្នាមឆ្នូតលើលោហៈ, ក្រឡាលោហៈសម្រាប់ចាប់កុំឱ្យរអិលa pattern of small ridges or diamonds cut into a metal surface to provide gripស្នាមឆ្នូតក្រឡាតូចៗដែលឆ្លាក់លើផ្ទៃលោហៈដើម្បីងាយស្រួលចាប់កុំឱ្យរអិលThe knurling on the dumbbell prevents it from slipping.
ស្នាមឆ្នូតលើដុំដែកហាត់ប្រាណជួយការពារកុំឱ្យរអិលដៃ។
Synonyms: ridges, grooves, serration
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Source: ToolOrca English–Khmer dictionary.