如果在一个地下建筑物中,骤然发生火灾的话,那么,此种境遇与地面建筑物中所遭遇的情况完全不同,……。事实上,包含在国家火灾防护协会的生命安全法中的现代建筑规范,本身就不适用于各种地下建筑。该生命安全法的某些章节要求:必须“在排气孔口高程以下,具有特殊的地下室楼层”。显然,各种多层地下建筑,却并不是此种要求的真正对象。这些典型的(基本的、全国性的、标准的以及同一的)建筑规范,对于各种地下室虽也有一些总则可循,可 If a sudden fire occurs in an underground building, then the situation is completely different from that encountered in the ground buildings, .... In fact, the modern building code contained in the National Fire Protection Association’s Life Safety Law does not of itself apply to all types of underground structures. Some chapters of the life safety law require that “there be a special basement floor below the height of the vent.” Obviously, a variety of multi-storey underground buildings, but not the real object of such a request. These typical (basic, national, standard, and same) building codes have some general rules for various basements