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36.2037.5036.85-0.25大凤爪40.6041.8041.200.0030-40小爪29.4030.0029.70-0.1540-50中爪30.8031.3031.05-0.0550-60大爪30.9031.6031.25-0.05胸类单冻大胸9.009.809.400.00毛胸8.509.