Electret air filter material has superior filter performance, so it is considered as ideal filter material for coal-duststainedyarn.
驻极体空气过滤材料具有优良的过滤性能,是治理“煤灰纱”的理想过滤材料。
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The paper briefly introduces the reasons and conditions of coalduststainedyarn, and provides the method, which uses electrets as the material of filters to deal with coalduststainedyarn.