Diverse and essential services include procurement of goods and services, communications, inventory and records management, travel and legal advice, all of which directly or indirectly support technical cooperation delivery.
各种必要的服务包括物品和服务的采购、通信、库存和记录的管理、差旅和法律咨询，所有这些都直接或间接地支持技术合作的提供。