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URL title: 铜网与钢网屏蔽效能比较-河北源聚金属丝网制品有限公司
URL description: 铜网与钢网屏蔽效能比较金属网的屏蔽效能取决于传输损耗、反射损耗及各修正项的归纳，屏效巨细与金属网的资料、目数、丝径、孔径及电磁波的频率有关；钢网和铜网屏蔽效能均跟着频率的升高而下降，跟着频率的升高，这两种网屏蔽效能之间的不同越来越小。在相同目数、丝径、孔径的状
URL keywords: 铜网与钢网屏蔽效能比较
URL last crawled: 2022-07-07
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