function oil功能性油脂functionn.职务；功能；函数；重大聚会；应变量，有相关关系者；取决于vi.运行；起作用function of groundwater resource地下水资源功能function with variable arguments可变参数函数function of restricting authority权力制约功能function management data services功能管理数据服务,功能管理数据服务程序function of bibliographic science目录学作用function classification of cities城市职能分类function-structureservice model功能-结构-服务模型functions of vocational education职业教育功能function- transformation method函数变换法function-preventing maintenance阻断功能维护