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35.0036.2035.60-0.10大凤爪39.2040.0039.600.0030-40小爪28.2028.9028.550.0040-50中爪29.0030.0029.500.0050-60大爪29.7030.6030.15-0.05胸类单冻大胸8.809.309.050.00毛胸8.308.50