By the analysis and test of the filter performance of the Internet access control Equitment AR2000, we research how it influence the efficiency and flux of the network.

通过对互联网访问控制设备AR 2000的过滤性能的分析测试，研究其对网络效率和流量的影响。

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The performance and mechanism of active surface filter aid are researched with V-Ti magnetite as test object.

以钒钛磁铁矿为试验对象，研究表面活性型助德剂的助滤性能及机理。

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The purpose is to design and assemble a test system aims at analyzing the factors that impact on the filter performance, and propose an integration parameter to evaluate the filter performance.

本文旨在研制一套检测一般通风用过滤器性能的实验台，寻找影响过滤器性能的因素，提出评价过滤器性能的综合指标。

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