产业专业化动态外部
MAR specialization economies
林业专业合作社
forestry specialty co-operative organization
农业专业合作社
Agricultural cooperatives
农业专业化
agricultural specialization
农业专业实验室
laboratory for student majoring in agriculture
agricultural specialized laboratories
商业专业系统
business professional system
BPS
团体工作专业人员杂志
Journal for Specialists in Group Work
优化操作专家系统
optimizing operating expert system
专业作家与出版商学会
Society of Technical Writers and Publishers