Polyethylene hlua feem ntau yog los tiv thaiv corrosion, hnav-resistant, tawv, anti-aging, tensile zog, zoo ntaub, zoo permeability, lub neej ntev, haum rau ntau yam hom phiaj.Muaj ntau ntau yam khoom, haum rau kev ua liaj ua teb, nuv ntses, aquaculture, khaub ncaws, khau, nra, ib tug ...
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