Presents the development of building energy efficiency concepts, the features of building energy efficiency engineering and the society and commodity properties of building energy efficiency services.
介绍了建筑节能观念的演变、建筑节能工程的特点、建筑节能服务的社会属性和商品属性。
Long experience and an unmatched portfolio of products, systems and services enable ABB to meet the customer's needs in terms of quality, scheduling and energy efficiency.
长期的经验以及无人可比的产品组合、系统和服务使abb满足了客户对质量、工期以及能源效率方面的需求。
Improving energy efficiency in the DES sector will decrease in the growth rate of GHG emissions, increase energy services, and improve energy security.
区域能源系统能源利用率的提高能够减少温室气体的排放，改善能源服务，并且更有效的保障能源安全。
Improving energy efficiency in the DES sector will decrease in the growth rate of GHG emissions, increase energy services, and improve energy security.
区域能源系统能源利用率的提高能够减少温室气体的排放，改善能源服务，并且更有效的保障能源安全。
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