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36.2036.5036.350.00大凤爪41.0042.5041.75-0.2530-40小爪28.9029.3029.10-0.2540-50中爪29.8030.2030.000.0050-60大爪30.0030.9030.45-0.15胸类单冻大胸9.309.709.500.00毛胸9.009.3