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34.6036.0035.300.00大凤爪38.2040.0039.100.0030-40小爪28.8029.2029.00-0.1040-50中爪29.2030.0029.60-0.1050-60大爪30.4031.0030.700.00胸类单冻大胸9.409.809.60-0.10毛胸8.709.1