编者按：建筑抗震设计规范（ＧＢＪ１１—８９）的全面修订工作，在全国有关科研、设计和教学单位的共同努力下，已完成了征求意见稿。为广泛听取设计人员对新规范的意见，本刊将陆续刊登有关文章，系统地介绍建筑抗震设计规范的修改原则和精神，简要地介绍修改内容。请读... Editor’s note: The comprehensive revision work of the Code for the Seismic Design of Buildings (GBJ11-89) has been completed with a draft of the consultation under the joint efforts of relevant scientific research, design, and teaching units throughout the country. In order to extensively listen to the designers’ opinions on the new regulations, this publication will successively publish related articles, systematically introduce the principles and spirit of the revision of the architectural seismic design code, and briefly introduce the contents of the amendments. Please read...