The savings are attributable mainly to a delay in the implementation of the logistics support services contract for the Logistics Base that was established to replace the use of individual contractors carrying out non-core functions at the Base.
16．这项节减主要是因为推迟执行为不再使用个体订约人履行后勤基地非核心职能而订立的后勤基地后勤支助服务合同。