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35.0035.7035.350.00大凤爪38.0038.5038.250.0030-40小爪27.8028.4028.100.0040-50中爪27.3028.3027.80-0.2050-60大爪27.2028.2027.70-0.15胸类单冻大胸8.509.008.75-0.10毛胸8.208.4