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xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC8-100 150 200 250 300 350 400 450 PPV A KF, xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC-K DGC-18-100-150-200-250-300-PPV-AG-GF-KF, xi lanh-pit tong-Cylinder-piston-xy lanh Xi lanh khí nén thanh DGC-K DGC-18-350-400-450-500-550-PPV-AG-GF-KF