实验中采用了正交试验设计和回归分析方法。结果表明，充填尾砂中细粒级含量有可能进一步提高，增加充填尾砂的利用率，充填体性质也有所改进。
The experimental data indicated that it is possible to increase the fines content in the fill, thus utilization coefficient of tailings is raised and properties of fill will be improved.
与同规格其它机型破碎机相比，破碎比相同时产量更高；产量相同时细粒级产品含量更多。
Compared to other cone crushers with the same scale, apart from the advantage of high yield, the fine proportion in final production is also higher.
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