缺乏正式的手段，识别用来启用项目组合管理的起作用的基础能力应该是可能的。
Lacking a formal instrument, it should be possible to identify the contributing basic capabilities which are required to enable portfolio management.
阐述了蓄热器在锅炉负荷调节和工业窑炉等余热综合利用项目中的作用，以及其工作原理和设计思路。
Described the role of thermal accumulator in load adjustment of boiler and waste heat utilization of Industrial Furnace etc, and its working principle and design ideas.
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