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Kusindikiza matepi osindikizira a PEVA azovala zoteteza
Izi ndizogulitsa kwathu kwambiri kuyambira mliri wa COVID-19 wapadziko lonse lapansi mu 2020. Ndi mtundu wa PEVA yopanda madzi yopangidwa ndi zinthu zophatikizika, zomwe zimagwiritsidwa ntchito pochizira madzi pamipando yazovala zoteteza. masentimita ndi 2cm, makulidwe 170 micron. Yerekezerani ...
