medium grind 中文意思是什麼
medium grind
解釋
磨成中等細度粉-
Drill efficiency could be promoted sharply in penetration of high - medium hard sand rock rock formation. its wings are of higher wear resistance and impact efficiency. to repeat repair grind are not necessary
大幅提高中硬巖層砂巖的鉆進效率,刀翼耐磨抗沖擊性強,不需反復修磨,鉆頭壽命長。 -
Orthogonal test of grinding of grind medium about wave grinding mill
振動磨機磨介級配的正交試驗研究
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