optibelt(欧比特)XPA三角带：XPA732XPA757XPA782XPA800XPA807XPA832XPA850XPA857XPA882XPA900XPA907XPA932XPA950XPA957XPA982XPA1000XPA1007XPA1030XPA1060XPA1082XPA1107XPA1120XPA1132XPA1157XPA1180XPA1207XPA1232XPA1250XPA1257XPA1272XPA1282XPA1307XPA1320XPA1332XPA1357XPA1382XPA1400XPA1432XPA1457XPA1482XPA1500XPA1507XPA1532XPA1557XPA1582XPA1600XPA1607XPA1632XPA1700XPA1757XPA1800XPA1882XPA1900XPA2000XPA2120XPA2240XPA2360XPA2500XPA2650XPA2800XPA3000XPA3150XPA3350XPA3550)