——北方采暖地区既有居住建筑供热计量及节能改造工作已经启动。
Heat metering and energy efficiency renovations on existing residential heating system in North China.
发布了《既有居住建筑节能改造技术规程》，为既有建筑节能改造提供了依据。
Issued the "transformation of existing energy-efficient building technologies of living" to provide the basis to transform both energy-efficient construction.
对该地区既有居住建筑围护结构热工参数和气象计算参数进行了详细的计算分析；
Thermal parameters of building envelopes and outdoor thermal environment in this region are calculated and analyzed.
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