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超高效空气过滤器，进口超细玻璃纤维滤纸；
Ultra-efficient air filters(ULPA), ultra-fine glass fiber filter paper imports;
youdao
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玻璃纤维高效空气滤纸具有广阔的市场空间和良好的发展前景。
This grade paper is of wide market and good development prospects.
youdao
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玻璃纤维高效空气滤纸具有广阔的市场空间和良好的发展前景。
This grade paper is of wide market and good development prospects.
youdao