短语词组短语beet root sugar 甜菜糖Beet Pulp Sugar 甜菜糖beet raw sugar 甜菜原糖China Beet & Sugar 中国甜菜糖业beet -sugar process wastewater 甜菜制糖废水beet refine sugar 甜菜制糖China Beet and Sugar 中国甜菜糖业Beet & Sugar 甜菜糖业 返回 beet sugar