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34.4035.0034.70-0.30大凤爪38.2038.6038.40-0.7030-40小爪28.5029.0028.75-0.2540-50中爪29.2029.6029.40-0.2050-60大爪29.6031.0030.30-0.10胸类单冻大胸9.409.809.600.00毛胸8.708