超音波压花滤材：可压印各种精美花纹，中间夹静电棉，有极强的吸尘效果，无介质粘合，符合环保要求。
Sonic composite filter media: can be imprint all kinds of patterns. Static cotton in the middle. It can absorb the dust strongly and conforming to the environmental requirement.
超音波压花滤材：可压印各种精美花纹，中间夹静电棉，有极强的吸尘效果，无介质粘合，符合环保要求。
Sonic composite filter media: can be imprint all kinds of patterns. Static cotton in the middle. It can absorb the dust strongly and conforming to the environmental requirement.
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