球磨矿渣水泥的强度比立磨的稍好。
And the cement strength for ball mill slag was little bette...
实践表明，磨矿分级效率得到进一步提高。
The practice has shown a further improvement on the grindingclassification efficiency.
磨矿机的开工率是高的。
钵状磨矿机至今尚未广泛应用于磷矿的磨碎。
Bowl mills have not been widely employed for phosphate rock to date.
采用组合磨矿的闭路试验得到最终精矿品位为20.14%，回收率为78.98%。
The concentrate grade was 20.14% with the recovery of 78.98%.
采用组合磨矿的闭路试验得到最终精矿品位为20.14%，回收率为78.98%。
The concentrate grade was 20.14% with the recovery of 78.98%.
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