magnetic powder test 中文意思是什麼
magnetic powder test
解釋
磁粉檢驗-
The test results show that the whiteness of high - grade grammite powder can be increas4ed from 72 to 84 by using single high - intensity magnetic separation, and the one of low - grade grammite powder containing carbonaceous materials from 62 to about 81 by using the hims - airflow pulverising - flotation flowsheet
試驗結果表明,採用單一強磁選方法可將硅灰石富礦粉的白度由72提高到84 ;採用強磁選-氣流粉碎-浮選新工藝可將含碳質物的硅灰石貧礦粉的白度由62提高到81左右。
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