Reference OE: 28881732888173NX2888174288811204440430070444043008044404301804440430330444043034A030P707A030P70890479092871878 2880156 Operating frequency: 1Hz 连续尿素喷射流量 Continuous urea injection flow:30ml/ min±2ml 喷射角度 Spray angle: 29±5°