Finally it describes the technologies and measures to achieve the little cooling transportation featuring multi-temperature zones, small temperature differences and low cooling consumptions.

• 对安置红外后光学的多级冷箱结构、冷量传输系统结构进行了具体设计，描述了为实现多温区、小温差、低冷损的小冷量传输所采用的技术和措施。