• The invention discloses an expansion glass fiber filter material applied to the air filtration industry, comprising an expansion glass fiber and a fluorine-containing material.

    发明公开了一种空气过滤行业用膨化玻璃纤维过滤材料

    youdao

  • The invention discloses an expansion glass fiber filter material applied to the air filtration industry, comprising an expansion glass fiber and a fluorine-containing material.

    发明公开了一种空气过滤行业用膨化玻璃纤维过滤材料

    youdao

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