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36.0036.4036.200.00大凤爪41.0042.0041.500.0030-40小爪28.7029.0028.850.0040-50中爪29.5030.0029.750.0050-60大爪29.9030.8030.350.10胸类单冻大胸9.509.909.700.00毛胸9.109.309.