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38.7039.2038.950.0030-40小爪28.2029.0028.600.0040-50中爪28.1028.8028.45-0.0550-60大爪28.6029.1028.85-0.10胸类单冻大胸8.509.008.750.00毛胸8.008.30