为了提高圆筒筛的筛分性能，提出了一种新型的圆筒筛——螺旋钢丝圆筒筛。
A new type of cylinder which is called the spring wire cylinder, is invented to improve screening performance of cylindrical screen.
以磷酸锆为基体，合成了具有高效选择性、抗强酸的新型分离材料提钕离子筛，连续运行表现出良好的筛分性能。
A novel ionic sieve with high selectivity and acid resistance to remove Nd3+ in aqueous liquid was prepared, in which zirconium phosphate was used to be the substrate.
以时间序列为理论基础，利用时间序列分析方法对水力旋流器的筛分性能建立了AR模型，并依据该模型对纤维重均长度变化趋势进行了预测分析。
This paper proposes the prediction method of time series based on AR model and forecasts the development trend of weighted length of fiber for hydrocyclone by this method.
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