{"数据来源":"https://bbcb.cc/","_meta":{"中文表名":"粮食价格趋势","分组字段":["品种","省份"],"分组筛选内容":{"品种":"油脂","省份":"宁夏回族自治区"},"记录数":2,"生成时间":"2026-10-10T17:35:15"},"数据":[{"品种":"油脂","省份":"宁夏回族自治区","日期":"2026-07-30","价格":8805.0,"数量":3300.0},{"品种":"油脂","省份":"宁夏回族自治区","日期":"2025-09-08","价格":8560.0,"数量":6000.0}]}