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34.0035.0034.500.15大凤爪37.5038.8038.150.3030-40小爪27.4027.8027.600.3540-50中爪28.2028.8028.500.2050-60大爪28.6030.5029.550.35胸类单冻大胸9.309.809.550.00毛胸8.509.008.