According to experience, the effect of increasing this value is kind of slight, and the suggestion is to increase this value only if the map output is very large in your job.
根据个人经验，增加这个值的效果不太明显，建议只在map输出非常大的情况下增加这个值。
The results show that it will have obvious effect of increasing output , saving energy and reducing power consumption if superhigh chromium cylinder-ball mixing a small quantity of wearable-c.
结果表明：采用异形研磨体——含少量耐磨耐腐蚀的微量元素超高铬柱（棒或段）球，对于粉磨坚固矿石具有显著的增产、节能、降耗的效果。
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