北方严寒地区高速公路混凝土的盐冻破坏是一个重要课题。
In North cold areas, the SaltFreezing destroy of Roadway concrete is a very important problem.
在我国北方严寒地区城市，有大量的既有建筑进行了节能改造。
In the north cold cities of our country, lots of buildings have been reconstructed for energy conservation.
本文提出的系统对北方严寒地区设计修建大中型沼气池有一定的参考价值。
Then it further validates the associated system is feasible in cold area. And this system has reference value for designing middling scale digester fermenting in cold area.
而且在区域上仅仅北方严寒地区进行供暖已经不复存在越来越多的南方地区开始采取多方面的供暖措施。
And in northern area only cold region for heating has ceased to exist more and more southern region started to take various heating measures.
研究表明：带热回收的有组织换气系统完全可以应用在北方严寒地区的住宅中，该系统具有显著的节能效果和良好的换气效果。
The research shows that this system can completely be used in northern cold regions, and it has a significant energy-saving effect and its performance of ventilation is very good.
尽管昨天早上北方大部分地区的降雪已经停止，但内蒙、河北和山东部分地区仍然持续降雪并遭受严寒。
Though snow stopped in most parts in the north by yesterday morning, heavy snowfall and biting cold continued in parts of Inner Mongolia, Hebei and Shandong.
尽管昨天早上北方大部分地区的降雪已经停止，但内蒙、河北和山东部分地区仍然持续降雪并遭受严寒。
Though snow stopped in most parts in the north by yesterday morning, heavy snowfall and biting cold continued in parts of Inner Mongolia, Hebei and Shandong.
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