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41.0043.0042.000.0030-40小爪29.2029.5029.350.0040-50中爪29.8030.2030.00-0.2050-60大爪30.2031.0030.60-0.25胸类单冻大胸9.309.709.500.00毛胸9.009.30