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wear index | |||
attrition index | |||
abrasion index; abrasion wear index |
磨损指 数 : 12 phrases in 8 subjects |
Automobiles | 2 |
Chemistry | 2 |
Drilling | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 3 |
Oil / petroleum | 1 |
Oil processing plants | 1 |
Technology | 1 |