Economies of scale should be taken advantage of in arranging training in conjunction with services provided by regional advisers or consultants to enhance and diversify the skills of subregional office staff.
应该利用规模经济原理，与区域顾问或其他顾问所提供的服务联合举办培训，以提高次区域办事处工作人员的技能，并使其多样化。