Dab tsi yog cov yas degradable zoo li PLA thiab PBAT?

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Yav dhau los: Yuav ua li cas kom tsis txhob raug dag thaum yuav khoom Suav tshwj xeeb tshaj yog cov khoom siv PVC .

Tom ntej: Polypropylene (PP) yog dab tsi?

Cov khoom qeb