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38.5039.0038.75-0.1030-40小爪28.2029.0028.600.0040-50中爪27.8028.6028.200.0050-60大爪28.5029.0028.75-0.05胸类单冻大胸8.509.008.750.00毛胸8.008.30