我国从70年代开始进行轻钢龙骨纸面石膏板(以下简称QST)的生产和应用研究,近年来在全国得到了迅速发展,已经从新型建材发展到常规必备建材.笔者长期从事QST建筑体系的推广及应用研究,为提高该体系的使用效果,使其更完善,本文就墙体和吊顶在应用中引起的变形和接缝处裂缝的问题,从设计和施工工艺等方面提出一些看法和建议. Since the 1970s, China’s production and application research of light steel keel sheet gypsum board (hereinafter referred to as QST) has been rapidly developed in the country. It has been developed from new building materials to conventional building materials. The author has long been engaged in the QST building system. In order to improve the use effect of this system and make it more perfect, this paper presents some opinions on the design and construction techniques and other aspects of the deformation caused by the application of walls and suspended ceilings and cracks at joints. Suggest.