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��ʒ ��ҵ �ܳ��۸� ��ĩ�۸� �ǵ� ldpe �� 10216.67 10383.33 1.63% hdpe �� 8125.00 8175.00 0.62% pp(��˿) �� 7750.00 7785.71 0.46% lldpe �� 8268.33 8300.00 0.38% pvc �� 5354.00 5344.00 -0.19% abs �� 11850.00 11712.50 -1.16%