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34.4035.0034.700.00大凤爪38.2038.6038.400.0030-40小爪28.5029.0028.750.0040-50中爪29.2029.6029.400.0050-60大爪29.6031.0030.300.00胸类单冻大胸9.409.809.600.00毛胸8.708.808.