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1·The structure and theory of air classifier was analysised.

对气流分级机的结构及工作原理进行了分析。

2·The precision of cut of air classifier is decreased by the flunctuation of cut-size.

气流分级机分级粒径的不稳定是造成精度下降的根本原因。

3·Effect of airflow pre-dispersion on classification performance in a turbo air classifier;

通过实验，研究了不同操作参数 对分级机分级性能的影响。

4·It provides reliable rule and assurance for the usage of centrifugal air classifier in practice.

为离心空气分级机在工程中的实际应用提供了可靠的依据与保障。

5·The invention is characterised by keeping the relative humidity of the classifier air in the air classifier in a range between 15% to 35%.

本发明的特点是在一定范围内保持15％至35％的空气中的空气相对湿度分级分类。

6·The static pressure gradient in cyclone air classifier can have influence on the test and measurement for its flow fields by five-hole probe.

用五孔探针测试旋流式气力分级机流场时，分级机内存在的静压梯度会对测试产生影响。

7·Our main products such as Impact Mill, Jet Mill and Air Classifier featured with low consumption have become the model in the fine powder processing.

正远的产品和技术以低能耗、高精度已成为粉体加工应用的典范。

8·Turbo air classifier is widely used to prepare powders in the fields of cement, mineral processing, chemical industry, food processing and medical industry.

涡流空气分级机是水泥、矿物加工、化工、粮食加工、食品、医药等行业粉体制备系统中非常重要的设备之一。

9·The operation principle of a rotor-type air classifier was analyzed and main parameters that affected the cut size, cleanness and recovery were chased down.

根据对离心式空气分级机分级机理与流场研究，找出了影响分级粒径和分级精度的主要因素；

10·The effects of the air inlet flow rate and the rotor rotating speed on powder materials dispersion in turbo air classifier are investigated by the experiment.

通过实验研究涡流空气分级机分级中进口风速和转笼转速对机内粉料分散的影响。