《建筑抗震设防等级标准》由中国建筑科学研究院会同有关单位共同编制的国家标准《建筑抗震设防等级标准》已于1993年5月通过了送审稿审查。建筑抗震设防等级是建筑抗震设计首先遇到的一个带全局性、影响面广、政策性强的问题。自《建筑抗震设计规范》GBJ11-89执行以来,迫切需要这本 The National Standard for Seismic Fortification of Buildings, which was jointly prepared by the Chinese Academy of Building Research and other relevant organizations, has passed the review draft for the “Standard for Seismic Fortification of Buildings”. The seismic fortification level of a building is the first problem encountered in the seismic design of a building, which has a global nature, a wide range of influence, and a strong policy. Since the implementation of “Code for the Seismic Design of Buildings” GBJ11-89, this book is urgently needed