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几年来,东北地区,特别是黑龙江地区,居住建筑外墙砌体之作法和厚度是一争执较多的问题,例如近几年来,空气间层墙及填充墙的应用就此较少,而在国外,却有着严格的规定,限制着实心墙的应用。在夹心墙的厚度方面,如以哈尔滨为例,有的人主张用2(1/2)～3B,有的人主张用1 (1/2)～2B,其说不一;实践中,黑龙江地区各城市均兴建有2(1/2)B、2B、及1(1/2) B墙之建筑物,远近
In the past few years, in the northeastern region, especially in the Heilongjiang region, the practice and thickness of the masonry wall of residential buildings is a matter of many disputes. For example, in recent years, the use of air-space walls and infill walls has been less, and abroad. However, there are strict regulations that limit the use of solid walls. In the case of the thickness of the sandwich wall, for example, in Harbin, some people advocate the use of 2 (1/2) to 3B, and some people advocate the use of 1 (1/2) to 2B, which is different; in practice, Heilongjiang There are buildings with 2(1/2)B, 2B, and 1(1/2)B walls built in each city in the region.