分析了三层滚筒式银杏分级机的结构特点及工作过程，并对分级机的分级性能及筛孔大小进行了试验研究。
This paper analyzed the structure and the working process of three-layer-cylindrical grader and the grading performance and screen mesh-size are experimentally studied.
讨论了模板剂在分子筛合成过程中的选取和作用机理，模板剂对分子筛孔道大小的影响及结构取向作用。
The choice of right template, the mechanism of tem- plate, the structure-directing role of template and its effect on the pore size of titanosilicate sieves are also discussed.
本机是通过一组旋转碾刀，将前道工序制成的湿材注入环碾刀的不锈钢筛筒筛孔中，从而制成圆柱状的湿颗粒，供下道工序抛丸使用。 本设备可通过更换不锈钢筛筒来取得不同大小的颗粒。
This machine adopts one pair of rotating grinding blade to grind form damp material into column-shape granule by stainless steel sieve cylinder which is provided for pelletize in next process.
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