单位：元/公斤山东爪类规格最低价最高价中间价涨跌小凤爪34.0034.7034.350.10大凤爪37.5038.2037.850.2030-40小爪27.0027.5027.250.0040-50中爪28.0028.6028.300.0050-60大爪28.4030.0029.200.35胸类单冻大胸9.309.809.550.10毛胸8.508.908.