• friction layer | |
घर्षण: friction grinding grind abrasion polishing abrade | |
परत: tier thickness lode film couch lamina shim ply | |
घर्षण परत अंग्रेज़ी में
[ gharsan parat ]
• friction layer | |
घर्षण: friction grinding grind abrasion polishing abrade | |
परत: tier thickness lode film couch lamina shim ply | |