_بننر دیگر

محصولات

رزین پی وی سی

رزین PVC یکی از مواد مهم مصنوعی آلی است. Chemical structural formula: (CH2-CHCL)n, Its products have good physical and chemical properties and are widely used in industry, construction, agriculture, daily life, packaging, electricity, public utilities and other fields.

تحقیق شرح